diff --git a/supriya/ugens/basic.py b/supriya/ugens/basic.py
index aa7d8e606..cede9e769 100644
--- a/supriya/ugens/basic.py
+++ b/supriya/ugens/basic.py
@@ -334,7 +334,7 @@ class MulAdd(UGen):
         ...     source=source,
         ... )
         >>> mul_add
-        MulAdd.ar()[0]
+        <MulAdd.ar()[0]>
     """
 
     ### CLASS VARIABLES ###
@@ -415,7 +415,7 @@ class Sum3(UGen):
         ...     input_two=input_two,
         ...     input_three=input_three,
         ... )
-        Sum3.ar()[0]
+        <Sum3.ar()[0]>
     """
 
     input_one = param()
@@ -473,7 +473,7 @@ class Sum4(UGen):
         ...     input_three=input_three,
         ...     input_four=input_four,
         ... )
-        Sum4.ar()[0]
+        <Sum4.ar()[0]>
     """
 
     input_one = param()
diff --git a/supriya/ugens/beq.py b/supriya/ugens/beq.py
index 5d57736a8..d74f82d2a 100644
--- a/supriya/ugens/beq.py
+++ b/supriya/ugens/beq.py
@@ -15,7 +15,7 @@ class BAllPass(UGen):
         ...     source=source,
         ... )
         >>> ball_pass
-        BAllPass.ar()[0]
+        <BAllPass.ar()[0]>
     """
 
     source = param()
@@ -37,7 +37,7 @@ class BBandPass(UGen):
         ...     source=source,
         ... )
         >>> bband_pass
-        BBandPass.ar()[0]
+        <BBandPass.ar()[0]>
     """
 
     source = param()
@@ -59,7 +59,7 @@ class BBandStop(UGen):
         ...     source=source,
         ... )
         >>> bband_stop
-        BBandStop.ar()[0]
+        <BBandStop.ar()[0]>
     """
 
     source = param()
@@ -82,7 +82,7 @@ class BHiCut(UGen):
         ...     source=source,
         ... )
         >>> bhi_cut
-        BHiCut.ar()[0]
+        <BHiCut.ar()[0]>
     """
 
     source = param()
@@ -105,7 +105,7 @@ class BHiPass(UGen):
         ...     source=source,
         ... )
         >>> bhi_pass
-        BHiPass.ar()[0]
+        <BHiPass.ar()[0]>
     """
 
     source = param()
@@ -128,7 +128,7 @@ class BHiShelf(UGen):
         ...     source=source,
         ... )
         >>> bhi_shelf
-        BHiShelf.ar()[0]
+        <BHiShelf.ar()[0]>
     """
 
     source = param()
@@ -152,7 +152,7 @@ class BLowCut(UGen):
         ...     source=source,
         ... )
         >>> blow_cut
-        BLowCut.ar()[0]
+        <BLowCut.ar()[0]>
     """
 
     source = param()
@@ -175,7 +175,7 @@ class BLowPass(UGen):
         ...     source=source,
         ... )
         >>> blow_pass
-        BLowPass.ar()[0]
+        <BLowPass.ar()[0]>
     """
 
     source = param()
@@ -198,7 +198,7 @@ class BLowShelf(UGen):
         ...     source=source,
         ... )
         >>> blow_shelf
-        BLowShelf.ar()[0]
+        <BLowShelf.ar()[0]>
     """
 
     source = param()
@@ -222,7 +222,7 @@ class BPeakEQ(UGen):
         ...     source=source,
         ... )
         >>> bpeak_eq
-        BPeakEQ.ar()[0]
+        <BPeakEQ.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/bufio.py b/supriya/ugens/bufio.py
index 66dfba4f7..2411b0fa3 100644
--- a/supriya/ugens/bufio.py
+++ b/supriya/ugens/bufio.py
@@ -25,7 +25,7 @@ class BufRd(UGen):
         ...     phase=phase,
         ... )
         >>> buf_rd
-        UGenVector({2})
+        <UGenVector([<BufRd.ar()[0]>, <BufRd.ar()[1]>])>
     """
 
     buffer_id = param()
@@ -55,7 +55,7 @@ class BufWr(UGen):
         ...     source=source,
         ... )
         >>> buf_wr
-        BufWr.ar()[0]
+        <BufWr.ar()[0]>
     """
 
     buffer_id = param()
@@ -73,7 +73,7 @@ class ClearBuf(UGen):
         ...     buffer_id=23,
         ... )
         >>> clear_buf
-        ClearBuf.ir()[0]
+        <ClearBuf.ir()[0]>
     """
 
     buffer_id = param()
@@ -95,7 +95,7 @@ class LocalBuf(UGen):
         ...     frame_count=1,
         ... )
         >>> local_buf
-        LocalBuf.ir()[0]
+        <LocalBuf.ir()[0]>
 
     LocalBuf creates a ``MaxLocalBufs`` UGen implicitly during SynthDef compilation:
 
@@ -115,12 +115,12 @@ class LocalBuf(UGen):
         >>> for ugen in synthdef.ugens:
         ...     ugen
         ...
-        MaxLocalBufs.ir()
-        LocalBuf.ir()
-        PinkNoise.ar()
-        FFT.kr()
-        IFFT.ar()
-        Out.ar()
+        <MaxLocalBufs.ir()>
+        <LocalBuf.ir()>
+        <PinkNoise.ar()>
+        <FFT.kr()>
+        <IFFT.ar()>
+        <Out.ar()>
     """
 
     channel_count = param(1)
@@ -143,7 +143,7 @@ class MaxLocalBufs(UGen):
 
         >>> max_local_bufs = supriya.ugens.MaxLocalBufs.ir(maximum=1)
         >>> max_local_bufs
-        MaxLocalBufs.ir()[0]
+        <MaxLocalBufs.ir()[0]>
     """
 
     maximum = param(0)
@@ -187,7 +187,7 @@ class PlayBuf(UGen):
         ...     trigger=1,
         ... )
         >>> play_buf
-        UGenVector({2})
+        <UGenVector([<PlayBuf.ar()[0]>, <PlayBuf.ar()[1]>])>
     """
 
     buffer_id = param()
@@ -219,7 +219,7 @@ class RecordBuf(UGen):
         ...     trigger=1,
         ... )
         >>> record_buf
-        RecordBuf.ar()[0]
+        <RecordBuf.ar()[0]>
     """
 
     buffer_id = param()
diff --git a/supriya/ugens/chaos.py b/supriya/ugens/chaos.py
index 849a3c868..d0daa857b 100644
--- a/supriya/ugens/chaos.py
+++ b/supriya/ugens/chaos.py
@@ -15,7 +15,7 @@ class CuspL(UGen):
         ...     xi=0,
         ... )
         >>> cusp_l
-        CuspL.ar()[0]
+        <CuspL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -38,7 +38,7 @@ class CuspN(UGen):
         ...     xi=0,
         ... )
         >>> cusp_n
-        CuspN.ar()[0]
+        <CuspN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -64,7 +64,7 @@ class FBSineC(UGen):
         ...     yi=0.1,
         ... )
         >>> fbsine_c
-        FBSineC.ar()[0]
+        <FBSineC.ar()[0]>
     """
 
     frequency = param(22050)
@@ -93,7 +93,7 @@ class FBSineL(UGen):
         ...     yi=0.1,
         ... )
         >>> fbsine_l
-        FBSineL.ar()[0]
+        <FBSineL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -122,7 +122,7 @@ class FBSineN(UGen):
         ...     yi=0.1,
         ... )
         >>> fbsine_n
-        FBSineN.ar()[0]
+        <FBSineN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -147,7 +147,7 @@ class GbmanL(UGen):
         ...     yi=2.1,
         ... )
         >>> gbman_l
-        GbmanL.ar()[0]
+        <GbmanL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -168,7 +168,7 @@ class GbmanN(UGen):
         ...     yi=2.1,
         ... )
         >>> gbman_n
-        GbmanN.ar()[0]
+        <GbmanN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -191,7 +191,7 @@ class HenonC(UGen):
         ...     x_1=0,
         ... )
         >>> henon_c
-        HenonC.ar()[0]
+        <HenonC.ar()[0]>
     """
 
     frequency = param(22050)
@@ -216,7 +216,7 @@ class HenonL(UGen):
         ...     x_1=0,
         ... )
         >>> henon_l
-        HenonL.ar()[0]
+        <HenonL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -241,7 +241,7 @@ class HenonN(UGen):
         ...     x_1=0,
         ... )
         >>> henon_n
-        HenonN.ar()[0]
+        <HenonN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -268,7 +268,7 @@ class LatoocarfianC(UGen):
         ...     yi=0.5,
         ... )
         >>> latoocarfian_c
-        LatoocarfianC.ar()[0]
+        <LatoocarfianC.ar()[0]>
     """
 
     frequency = param(22050)
@@ -297,7 +297,7 @@ class LatoocarfianL(UGen):
         ...     yi=0.5,
         ... )
         >>> latoocarfian_l
-        LatoocarfianL.ar()[0]
+        <LatoocarfianL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -326,7 +326,7 @@ class LatoocarfianN(UGen):
         ...     yi=0.5,
         ... )
         >>> latoocarfian_n
-        LatoocarfianN.ar()[0]
+        <LatoocarfianN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -353,7 +353,7 @@ class LinCongC(UGen):
         ...     xi=0,
         ... )
         >>> lin_cong_c
-        LinCongC.ar()[0]
+        <LinCongC.ar()[0]>
     """
 
     frequency = param(22050)
@@ -378,7 +378,7 @@ class LinCongL(UGen):
         ...     xi=0,
         ... )
         >>> lin_cong_l
-        LinCongL.ar()[0]
+        <LinCongL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -403,7 +403,7 @@ class LinCongN(UGen):
         ...     xi=0,
         ... )
         >>> lin_cong_n
-        LinCongN.ar()[0]
+        <LinCongN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -431,7 +431,7 @@ class LorenzL(UGen):
         ...     zi=0,
         ... )
         >>> lorenz_l
-        LorenzL.ar()[0]
+        <LorenzL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -459,7 +459,7 @@ class QuadC(UGen):
         ...     xi=0,
         ... )
         >>> quad_c
-        QuadC.ar()[0]
+        <QuadC.ar()[0]>
     """
 
     frequency = param(22050)
@@ -484,7 +484,7 @@ class QuadL(UGen):
         ...     xi=0,
         ... )
         >>> quad_l
-        QuadL.ar()[0]
+        <QuadL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -509,7 +509,7 @@ class QuadN(UGen):
         ...     xi=0,
         ... )
         >>> quad_n
-        QuadN.ar()[0]
+        <QuadN.ar()[0]>
     """
 
     frequency = param(22050)
@@ -533,7 +533,7 @@ class StandardL(UGen):
         ...     yi=0,
         ... )
         >>> standard_l
-        StandardL.ar()[0]
+        <StandardL.ar()[0]>
     """
 
     frequency = param(22050)
@@ -556,7 +556,7 @@ class StandardN(UGen):
         ...     yi=0,
         ... )
         >>> standard_n
-        StandardN.ar()[0]
+        <StandardN.ar()[0]>
     """
 
     frequency = param(22050)
diff --git a/supriya/ugens/convolution.py b/supriya/ugens/convolution.py
index 8509b2e03..907c40112 100644
--- a/supriya/ugens/convolution.py
+++ b/supriya/ugens/convolution.py
@@ -19,7 +19,7 @@ class Convolution(UGen):
         ...     source=source,
         ... )
         >>> convolution
-        Convolution.ar()[0]
+        <Convolution.ar()[0]>
     """
 
     source = param()
@@ -46,7 +46,7 @@ class Convolution2(UGen):
         ...     trigger=0,
         ... )
         >>> convolution_2
-        Convolution2.ar()[0]
+        <Convolution2.ar()[0]>
     """
 
     source = param()
@@ -75,7 +75,7 @@ class Convolution2L(UGen):
         ...     trigger=0,
         ... )
         >>> convolution_2_l
-        Convolution2L.ar()[0]
+        <Convolution2L.ar()[0]>
     """
 
     source = param()
@@ -104,7 +104,7 @@ class Convolution3(UGen):
         ...     trigger=0,
         ... )
         >>> convolution_3
-        Convolution3.ar()[0]
+        <Convolution3.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/core.py b/supriya/ugens/core.py
index 282413840..b442b9846 100644
--- a/supriya/ugens/core.py
+++ b/supriya/ugens/core.py
@@ -358,7 +358,7 @@ def __abs__(self) -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.WhiteNoise.ar()
                 >>> result = abs(ugen_graph)
                 >>> result
-                UnaryOpUGen.ar()[0]
+                <UnaryOpUGen.ar(ABSOLUTE_VALUE)[0]>
 
             ::
 
@@ -385,7 +385,7 @@ def __abs__(self) -> "UGenOperable":
                 ... )
                 >>> result = abs(ugen_graph)
                 >>> result
-                UGenVector({3})
+                <UGenVector([<UnaryOpUGen.ar(ABSOLUTE_VALUE)[0]>, <UnaryOpUGen.ar(ABSOLUTE_VALUE)[0]>, <UnaryOpUGen.ar(ABSOLUTE_VALUE)[0]>])>
 
             ::
 
@@ -431,7 +431,7 @@ def __add__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph + expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(ADDITION)[0]>
 
             ::
 
@@ -463,7 +463,7 @@ def __add__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph + expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(ADDITION)[0]>, <BinaryOpUGen.ar(ADDITION)[0]>, <BinaryOpUGen.ar(ADDITION)[0]>])>
 
             ::
 
@@ -507,7 +507,7 @@ def __add__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph + expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(ADDITION)[0]>
 
             ::
 
@@ -541,7 +541,7 @@ def __and__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph & expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(BITWISE_AND)[0]>
 
             ::
 
@@ -577,7 +577,7 @@ def __div__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph / expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>
 
             ::
 
@@ -609,7 +609,7 @@ def __div__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph / expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(FLOAT_DIVISION)[0]>, <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>, <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>])>
 
             ::
 
@@ -653,7 +653,7 @@ def __div__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph / expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>
 
             ::
 
@@ -701,7 +701,7 @@ def __ge__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph >= expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(GREATER_THAN_OR_EQUAL)[0]>
 
             ::
 
@@ -733,7 +733,7 @@ def __ge__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph >= expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(GREATER_THAN_OR_EQUAL)[0]>, <BinaryOpUGen.ar(GREATER_THAN_OR_EQUAL)[0]>, <BinaryOpUGen.ar(GREATER_THAN_OR_EQUAL)[0]>])>
 
             ::
 
@@ -777,7 +777,7 @@ def __ge__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph >= expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(GREATER_THAN_OR_EQUAL)[0]>
 
             ::
 
@@ -815,7 +815,7 @@ def __gt__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph > expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(GREATER_THAN)[0]>
 
             ::
 
@@ -847,7 +847,7 @@ def __gt__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph > expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(GREATER_THAN)[0]>, <BinaryOpUGen.ar(GREATER_THAN)[0]>, <BinaryOpUGen.ar(GREATER_THAN)[0]>])>
 
             ::
 
@@ -891,7 +891,7 @@ def __gt__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph > expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(GREATER_THAN)[0]>
 
             ::
 
@@ -927,7 +927,7 @@ def __le__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph <= expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(LESS_THAN_OR_EQUAL)[0]>
 
             ::
 
@@ -959,7 +959,7 @@ def __le__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph <= expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(LESS_THAN_OR_EQUAL)[0]>, <BinaryOpUGen.ar(LESS_THAN_OR_EQUAL)[0]>, <BinaryOpUGen.ar(LESS_THAN_OR_EQUAL)[0]>])>
 
             ::
 
@@ -1003,7 +1003,7 @@ def __le__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph <= expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(LESS_THAN_OR_EQUAL)[0]>
 
             ::
 
@@ -1044,7 +1044,7 @@ def __lt__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph < expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(LESS_THAN)[0]>
 
             ::
 
@@ -1076,7 +1076,7 @@ def __lt__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph < expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(LESS_THAN)[0]>, <BinaryOpUGen.ar(LESS_THAN)[0]>, <BinaryOpUGen.ar(LESS_THAN)[0]>])>
 
             ::
 
@@ -1120,7 +1120,7 @@ def __lt__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph < expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(LESS_THAN)[0]>
 
             ::
 
@@ -1156,7 +1156,7 @@ def __mod__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph % expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(MODULO)[0]>
 
             ::
 
@@ -1188,7 +1188,7 @@ def __mod__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph % expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(MODULO)[0]>, <BinaryOpUGen.ar(MODULO)[0]>, <BinaryOpUGen.ar(MODULO)[0]>])>
 
             ::
 
@@ -1232,7 +1232,7 @@ def __mod__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph % expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(MODULO)[0]>
 
             ::
 
@@ -1268,7 +1268,7 @@ def __mul__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph * expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(MULTIPLICATION)[0]>
 
             ::
 
@@ -1300,7 +1300,7 @@ def __mul__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph * expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(MULTIPLICATION)[0]>, <BinaryOpUGen.ar(MULTIPLICATION)[0]>, <BinaryOpUGen.ar(MULTIPLICATION)[0]>])>
 
             ::
 
@@ -1344,7 +1344,7 @@ def __mul__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph * expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(MULTIPLICATION)[0]>
 
             ::
 
@@ -1381,7 +1381,7 @@ def __neg__(self) -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.WhiteNoise.ar()
                 >>> result = -ugen_graph
                 >>> result
-                UnaryOpUGen.ar()[0]
+                <UnaryOpUGen.ar(NEGATIVE)[0]>
 
             ::
 
@@ -1408,7 +1408,7 @@ def __neg__(self) -> "UGenOperable":
                 ... )
                 >>> result = -ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<UnaryOpUGen.ar(NEGATIVE)[0]>, <UnaryOpUGen.ar(NEGATIVE)[0]>, <UnaryOpUGen.ar(NEGATIVE)[0]>])>
 
             ::
 
@@ -1452,7 +1452,7 @@ def __or__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph | expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(BITWISE_OR)[0]>
 
             ::
 
@@ -1488,7 +1488,7 @@ def __pow__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph ** expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(POWER)[0]>
 
             ::
 
@@ -1520,7 +1520,7 @@ def __pow__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph ** expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(POWER)[0]>, <BinaryOpUGen.ar(POWER)[0]>, <BinaryOpUGen.ar(POWER)[0]>])>
 
             ::
 
@@ -1564,7 +1564,7 @@ def __pow__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph ** expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(POWER)[0]>
 
             ::
 
@@ -1600,7 +1600,7 @@ def __rpow__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.SinOsc.ar()
                 >>> result = expr ** ugen_graph
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(POWER)[0]>
 
             ::
 
@@ -1631,7 +1631,7 @@ def __rpow__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = expr ** ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(POWER)[0]>, <BinaryOpUGen.ar(POWER)[0]>, <BinaryOpUGen.ar(POWER)[0]>])>
 
             ::
 
@@ -1680,7 +1680,7 @@ def __radd__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.SinOsc.ar()
                 >>> result = expr + ugen_graph
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(ADDITION)[0]>
 
             ::
 
@@ -1711,7 +1711,7 @@ def __radd__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = expr + ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(ADDITION)[0]>, <BinaryOpUGen.ar(ADDITION)[0]>, <BinaryOpUGen.ar(ADDITION)[0]>])>
 
             ::
 
@@ -1760,7 +1760,7 @@ def __rdiv__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.SinOsc.ar()
                 >>> result = expr / ugen_graph
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>
 
             ::
 
@@ -1791,7 +1791,7 @@ def __rdiv__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = expr / ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(FLOAT_DIVISION)[0]>, <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>, <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>])>
 
             ::
 
@@ -1842,7 +1842,7 @@ def __rmod__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.SinOsc.ar()
                 >>> result = expr % ugen_graph
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>
 
             ::
 
@@ -1873,7 +1873,7 @@ def __rmod__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = expr % ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(FLOAT_DIVISION)[0]>, <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>, <BinaryOpUGen.ar(FLOAT_DIVISION)[0]>])>
 
             ::
 
@@ -1924,7 +1924,7 @@ def __rmul__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.SinOsc.ar()
                 >>> result = expr * ugen_graph
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(MULTIPLICATION)[0]>
 
             ::
 
@@ -1955,7 +1955,7 @@ def __rmul__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = expr * ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(MULTIPLICATION)[0]>, <BinaryOpUGen.ar(MULTIPLICATION)[0]>, <BinaryOpUGen.ar(MULTIPLICATION)[0]>])>
 
             ::
 
@@ -2006,7 +2006,7 @@ def __rsub__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> ugen_graph = supriya.ugens.SinOsc.ar()
                 >>> result = expr - ugen_graph
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(SUBTRACTION)[0]>
 
             ::
 
@@ -2037,7 +2037,7 @@ def __rsub__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = expr - ugen_graph
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(SUBTRACTION)[0]>, <BinaryOpUGen.ar(SUBTRACTION)[0]>, <BinaryOpUGen.ar(SUBTRACTION)[0]>])>
 
             ::
 
@@ -2128,7 +2128,7 @@ def __sub__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph - expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(SUBTRACTION)[0]>
 
             ::
 
@@ -2160,7 +2160,7 @@ def __sub__(self, expr: "UGenOperand") -> "UGenOperable":
                 ... )
                 >>> result = ugen_graph - expr
                 >>> result
-                UGenVector({3})
+                <UGenVector([<BinaryOpUGen.ar(SUBTRACTION)[0]>, <BinaryOpUGen.ar(SUBTRACTION)[0]>, <BinaryOpUGen.ar(SUBTRACTION)[0]>])>
 
             ::
 
@@ -2204,7 +2204,7 @@ def __sub__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = 4
                 >>> result = ugen_graph - expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(SUBTRACTION)[0]>
 
             ::
 
@@ -2238,7 +2238,7 @@ def __xor__(self, expr: "UGenOperand") -> "UGenOperable":
                 >>> expr = supriya.ugens.SinOsc.ar()
                 >>> result = ugen_graph ^ expr
                 >>> result
-                BinaryOpUGen.ar()[0]
+                <BinaryOpUGen.ar(BITWISE_XOR)[0]>
 
             ::
 
@@ -3601,7 +3601,7 @@ def __len__(self):
         return len(self.ugens)
 
     def __repr__(self):
-        return "{}({{{}}})".format(type(self).__name__, len(self))
+        return f"<{type(self).__name__}([{', '.join(repr(x) for x in self)}])>"
 
     ### PUBLIC PROPERTIES ###
 
@@ -3643,7 +3643,7 @@ def __len__(self) -> int:
         return 1
 
     def __repr__(self) -> str:
-        return "{!r}[{}]".format(self.source, self.output_index)
+        return repr(self.source).replace(">", f"[{self.output_index}]>")
 
     ### PRIVATE METHODS ###
 
@@ -3771,7 +3771,7 @@ def __getitem__(self, i):
 
             >>> ugen = supriya.ugens.SinOsc.ar().source
             >>> ugen[0]
-            SinOsc.ar()[0]
+            <SinOsc.ar()[0]>
 
         Returns output proxy.
         """
@@ -3793,23 +3793,23 @@ def __repr__(self):
 
             >>> ugen = supriya.ugens.SinOsc.ar().source
             >>> repr(ugen)
-            'SinOsc.ar()'
+            '<SinOsc.ar()>'
 
         ::
 
             >>> ugen = supriya.ugens.WhiteNoise.kr().source
             >>> repr(ugen)
-            'WhiteNoise.kr()'
+            '<WhiteNoise.kr()>'
 
         ::
 
             >>> ugen = supriya.ugens.Rand.ir().source
             >>> repr(ugen)
-            'Rand.ir()'
+            '<Rand.ir()>'
 
         Returns string.
         """
-        return f"{type(self).__name__}.{self.calculation_rate.token}()"
+        return f"<{type(self).__name__}.{self.calculation_rate.token}()>"
 
     ### PRIVATE METHODS ###
 
@@ -4080,7 +4080,7 @@ def inputs(self):
             >>> for input_ in ugen.inputs:
             ...     input_
             ...
-            WhiteNoise.kr()[0]
+            <WhiteNoise.kr()[0]>
             0.5
 
         Returns tuple.
@@ -4182,7 +4182,7 @@ class UnaryOpUGen(UGen):
         >>> ugen = supriya.ugens.SinOsc.ar()
         >>> unary_op_ugen = abs(ugen)
         >>> unary_op_ugen
-        UnaryOpUGen.ar()[0]
+        <UnaryOpUGen.ar(ABSOLUTE_VALUE)[0]>
 
     ::
 
@@ -4190,11 +4190,10 @@ class UnaryOpUGen(UGen):
         UnaryOperator.ABSOLUTE_VALUE
     """
 
-    ### CLASS VARIABLES ###
-
     source = param()
 
-    ### PUBLIC PROPERTIES ###
+    def __repr__(self) -> str:
+        return f"<{type(self).__name__}.{self.calculation_rate.token}({self.operator.name})>"
 
     @property
     def operator(self) -> UnaryOperator:
@@ -4224,7 +4223,7 @@ class BinaryOpUGen(UGen):
         >>> right_operand = supriya.ugens.WhiteNoise.kr()
         >>> binary_op_ugen = left_operand * right_operand
         >>> binary_op_ugen
-        BinaryOpUGen.ar()[0]
+        <BinaryOpUGen.ar(MULTIPLICATION)[0]>
 
     ::
 
@@ -4250,6 +4249,9 @@ def __init__(
             special_index=special_index,
         )
 
+    def __repr__(self) -> str:
+        return f"<{type(self).__name__}.{self.calculation_rate.token}({self.operator.name})>"
+
     @classmethod
     def _new_single(
         cls, calculation_rate=None, special_index=None, left=None, right=None, **kwargs
diff --git a/supriya/ugens/delay.py b/supriya/ugens/delay.py
index 68056bed7..efb1a950a 100644
--- a/supriya/ugens/delay.py
+++ b/supriya/ugens/delay.py
@@ -11,7 +11,7 @@ class AllpassC(UGen):
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> allpass_c = supriya.ugens.AllpassC.ar(source=source)
         >>> allpass_c
-        AllpassC.ar()[0]
+        <AllpassC.ar()[0]>
     """
 
     source = param()
@@ -30,7 +30,7 @@ class AllpassL(UGen):
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> allpass_l = supriya.ugens.AllpassL.ar(source=source)
         >>> allpass_l
-        AllpassL.ar()[0]
+        <AllpassL.ar()[0]>
     """
 
     source = param()
@@ -49,7 +49,7 @@ class AllpassN(UGen):
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> allpass_n = supriya.ugens.AllpassN.ar(source=source)
         >>> allpass_n
-        AllpassN.ar()[0]
+        <AllpassN.ar()[0]>
     """
 
     source = param()
@@ -71,7 +71,7 @@ class BufAllpassC(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufAllpassC.ar()[0]
+        <BufAllpassC.ar()[0]>
     """
 
     buffer_id = param()
@@ -94,7 +94,7 @@ class BufAllpassL(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufAllpassL.ar()[0]
+        <BufAllpassL.ar()[0]>
     """
 
     buffer_id = param()
@@ -117,7 +117,7 @@ class BufAllpassN(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufAllpassN.ar()[0]
+        <BufAllpassN.ar()[0]>
     """
 
     buffer_id = param()
@@ -140,7 +140,7 @@ class BufCombC(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufCombC.ar()[0]
+        <BufCombC.ar()[0]>
     """
 
     buffer_id = param()
@@ -163,7 +163,7 @@ class BufCombL(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufCombL.ar()[0]
+        <BufCombL.ar()[0]>
     """
 
     buffer_id = param()
@@ -186,7 +186,7 @@ class BufCombN(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufCombN.ar()[0]
+        <BufCombN.ar()[0]>
     """
 
     buffer_id = param()
@@ -209,7 +209,7 @@ class BufDelayC(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufDelayC.ar()[0]
+        <BufDelayC.ar()[0]>
     """
 
     buffer_id = param()
@@ -231,7 +231,7 @@ class BufDelayL(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufDelayL.ar()[0]
+        <BufDelayL.ar()[0]>
     """
 
     buffer_id = param()
@@ -253,7 +253,7 @@ class BufDelayN(UGen):
         ...     buffer_id=buffer_id,
         ...     source=source,
         ... )
-        BufDelayN.ar()[0]
+        <BufDelayN.ar()[0]>
     """
 
     buffer_id = param()
@@ -271,7 +271,7 @@ class CombC(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.CombC.ar(source=source)
-        CombC.ar()[0]
+        <CombC.ar()[0]>
     """
 
     source = param()
@@ -289,7 +289,7 @@ class CombL(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.CombL.ar(source=source)
-        CombL.ar()[0]
+        <CombL.ar()[0]>
     """
 
     source = param()
@@ -307,7 +307,7 @@ class CombN(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.CombN.ar(source=source)
-        CombN.ar()[0]
+        <CombN.ar()[0]>
     """
 
     source = param()
@@ -333,7 +333,7 @@ class DelTapRd(UGen):
     ::
 
         >>> tapin
-        DelTapWr.ar()[0]
+        <DelTapWr.ar()[0]>
 
     ::
 
@@ -347,7 +347,7 @@ class DelTapRd(UGen):
     ::
 
         >>> tapout
-        DelTapRd.ar()[0]
+        <DelTapRd.ar()[0]>
     """
 
     buffer_id = param()
@@ -373,7 +373,7 @@ class DelTapWr(UGen):
     ::
 
         >>> tapin
-        DelTapWr.ar()[0]
+        <DelTapWr.ar()[0]>
 
     ::
 
@@ -387,7 +387,7 @@ class DelTapWr(UGen):
     ::
 
         >>> tapout
-        DelTapRd.ar()[0]
+        <DelTapRd.ar()[0]>
     """
 
     buffer_id = param()
@@ -403,7 +403,7 @@ class DelayC(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.DelayC.ar(source=source)
-        DelayC.ar()[0]
+        <DelayC.ar()[0]>
     """
 
     source = param()
@@ -420,7 +420,7 @@ class DelayL(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.DelayL.ar(source=source)
-        DelayL.ar()[0]
+        <DelayL.ar()[0]>
     """
 
     source = param()
@@ -437,7 +437,7 @@ class DelayN(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.DelayN.ar(source=source)
-        DelayN.ar()[0]
+        <DelayN.ar()[0]>
     """
 
     source = param()
@@ -454,7 +454,7 @@ class Delay1(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.Delay1.ar(source=source)
-        Delay1.ar()[0]
+        <Delay1.ar()[0]>
     """
 
     source = param()
@@ -469,7 +469,7 @@ class Delay2(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.Delay2.ar(source=source)
-        Delay2.ar()[0]
+        <Delay2.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/demand.py b/supriya/ugens/demand.py
index e98d748ae..860b291e5 100644
--- a/supriya/ugens/demand.py
+++ b/supriya/ugens/demand.py
@@ -19,7 +19,7 @@ class Dbrown(UGen):
         ...     step=0.01,
         ... )
         >>> dbrown
-        Dbrown.dr()[0]
+        <Dbrown.dr()[0]>
     """
 
     minimum = param(0.0)
@@ -41,7 +41,7 @@ class Dbufrd(UGen):
         ...     phase=0,
         ... )
         >>> dbufrd
-        Dbufrd.dr()[0]
+        <Dbufrd.dr()[0]>
     """
 
     buffer_id = param(0)
@@ -63,7 +63,7 @@ class Dbufwr(UGen):
         ...     phase=0,
         ... )
         >>> dbufwr
-        Dbufwr.dr()[0]
+        <Dbufwr.dr()[0]>
     """
 
     source = param(0.0)
@@ -90,7 +90,7 @@ class Demand(UGen):
         ...     trigger=trigger,
         ... )
         >>> demand
-        UGenVector({2})
+        <UGenVector([<Demand.ar()[0]>, <Demand.ar()[1]>])>
     """
 
     trigger = param(0)
@@ -129,7 +129,7 @@ class DemandEnvGen(UGen):
         ...     time_scale=1,
         ... )
         >>> demand_env_gen
-        DemandEnvGen.ar()[0]
+        <DemandEnvGen.ar()[0]>
     """
 
     level = param()
@@ -157,7 +157,7 @@ class Dgeom(UGen):
         ...     start=1,
         ... )
         >>> dgeom
-        Dgeom.dr()[0]
+        <Dgeom.dr()[0]>
     """
 
     start = param(1)
@@ -179,7 +179,7 @@ class Dibrown(UGen):
         ...     step=0.01,
         ... )
         >>> dibrown
-        Dibrown.dr()[0]
+        <Dibrown.dr()[0]>
     """
 
     minimum = param(0)
@@ -201,7 +201,7 @@ class Diwhite(UGen):
         ...     minimum=0,
         ... )
         >>> diwhite
-        Diwhite.dr()[0]
+        <Diwhite.dr()[0]>
     """
 
     minimum = param(0)
@@ -222,7 +222,7 @@ class Drand(UGen):
         ...     sequence=sequence,
         ... )
         >>> drand
-        Drand.dr()[0]
+        <Drand.dr()[0]>
     """
 
     repeats = param(1)
@@ -242,7 +242,7 @@ class Dreset(UGen):
         ...     source=source,
         ... )
         >>> dreset
-        Dreset.dr()[0]
+        <Dreset.dr()[0]>
     """
 
     source = param()
@@ -262,7 +262,7 @@ class Dseq(UGen):
         ...     sequence=sequence,
         ... )
         >>> dseq
-        Dseq.dr()[0]
+        <Dseq.dr()[0]>
     """
 
     repeats = param(1)
@@ -282,7 +282,7 @@ class Dser(UGen):
         ...     sequence=sequence,
         ... )
         >>> dser
-        Dser.dr()[0]
+        <Dser.dr()[0]>
     """
 
     repeats = param(1)
@@ -302,7 +302,7 @@ class Dseries(UGen):
         ...     step=1,
         ... )
         >>> dseries
-        Dseries.dr()[0]
+        <Dseries.dr()[0]>
     """
 
     length = param(float("inf"))
@@ -323,7 +323,7 @@ class Dshuf(UGen):
         ...     sequence=sequence,
         ... )
         >>> dshuf
-        Dshuf.dr()[0]
+        <Dshuf.dr()[0]>
     """
 
     repeats = param(1)
@@ -343,7 +343,7 @@ class Dstutter(UGen):
         ...     source=source,
         ... )
         >>> dstutter
-        Dstutter.dr()[0]
+        <Dstutter.dr()[0]>
     """
 
     n = param(2)
@@ -364,7 +364,7 @@ class Dswitch(UGen):
         ...     sequence=sequence,
         ... )
         >>> dswitch
-        Dswitch.dr()[0]
+        <Dswitch.dr()[0]>
     """
 
     index = param()
@@ -385,7 +385,7 @@ class Dswitch1(UGen):
         ...     sequence=sequence,
         ... )
         >>> dswitch_1
-        Dswitch1.dr()[0]
+        <Dswitch1.dr()[0]>
     """
 
     index = param()
@@ -406,7 +406,7 @@ class Dunique(UGen):
         ...     source=source,
         ... )
         >>> dunique
-        Dunique.dr()[0]
+        <Dunique.dr()[0]>
     """
 
     source = param()
@@ -434,7 +434,7 @@ class Duty(UGen):
         ...     ),
         ... )
         >>> duty
-        Duty.kr()[0]
+        <Duty.kr()[0]>
     """
 
     duration = param(1.0)
@@ -456,7 +456,7 @@ class Dwhite(UGen):
         ...     minimum=0,
         ... )
         >>> dwhite
-        Dwhite.dr()[0]
+        <Dwhite.dr()[0]>
     """
 
     minimum = param(0.0)
@@ -479,7 +479,7 @@ class Dwrand(UGen):
         ...     weights=weights,
         ... )
         >>> dwrand
-        Dwrand.dr()[0]
+        <Dwrand.dr()[0]>
     """
 
     repeats = param(1)
@@ -519,7 +519,7 @@ class Dxrand(UGen):
         ...     sequence=sequence,
         ... )
         >>> dxrand
-        Dxrand.dr()[0]
+        <Dxrand.dr()[0]>
     """
 
     repeats = param(1)
diff --git a/supriya/ugens/diskio.py b/supriya/ugens/diskio.py
index 078ee6b48..1ab215be9 100644
--- a/supriya/ugens/diskio.py
+++ b/supriya/ugens/diskio.py
@@ -15,7 +15,7 @@ class DiskIn(UGen):
         ...     loop=0,
         ... )
         >>> disk_in
-        UGenVector({2})
+        <UGenVector([<DiskIn.ar()[0]>, <DiskIn.ar()[1]>])>
     """
 
     buffer_id = param()
@@ -36,7 +36,7 @@ class DiskOut(UGen):
         ...     source=source,
         ... )
         >>> disk_out
-        DiskOut.ar()[0]
+        <DiskOut.ar()[0]>
     """
 
     buffer_id = param()
@@ -59,7 +59,7 @@ class VDiskIn(UGen):
         ...     send_id=0,
         ... )
         >>> vdisk_in
-        UGenVector({2})
+        <UGenVector([<VDiskIn.ar()[0]>, <VDiskIn.ar()[1]>])>
     """
 
     buffer_id = param()
diff --git a/supriya/ugens/dynamics.py b/supriya/ugens/dynamics.py
index 3bc9ba4f2..9ad7fc617 100644
--- a/supriya/ugens/dynamics.py
+++ b/supriya/ugens/dynamics.py
@@ -17,7 +17,7 @@ class Amplitude(UGen):
         ...     source=source,
         ... )
         >>> amplitude
-        Amplitude.kr()[0]
+        <Amplitude.kr()[0]>
     """
 
     source = param()
@@ -122,7 +122,7 @@ class Limiter(UGen):
         ...     source=source,
         ... )
         >>> limiter
-        Limiter.ar()[0]
+        <Limiter.ar()[0]>
     """
 
     source = param()
@@ -144,7 +144,7 @@ class Normalizer(UGen):
         ...     source=source,
         ... )
         >>> normalizer
-        Normalizer.ar()[0]
+        <Normalizer.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/envelopes.py b/supriya/ugens/envelopes.py
index 28540d69d..f6cf6c4d0 100644
--- a/supriya/ugens/envelopes.py
+++ b/supriya/ugens/envelopes.py
@@ -275,7 +275,7 @@ class Done(UGen):
         ...     source=source,
         ... )
         >>> done
-        Done.kr()[0]
+        <Done.kr()[0]>
     """
 
     source = param()
@@ -290,7 +290,7 @@ class EnvGen(UGen):
 
         >>> from supriya.ugens import Envelope, EnvGen
         >>> EnvGen.ar(envelope=Envelope.percussive())
-        EnvGen.ar()[0]
+        <EnvGen.ar()[0]>
     """
 
     gate = param(1.0)
@@ -342,7 +342,7 @@ class Free(UGen):
         ...     trigger=trigger,
         ... )
         >>> free
-        Free.kr()[0]
+        <Free.kr()[0]>
     """
 
     trigger = param(0)
@@ -361,7 +361,7 @@ class FreeSelf(UGen):
         ...     trigger=trigger,
         ... )
         >>> free_self
-        FreeSelf.kr()[0]
+        <FreeSelf.kr()[0]>
     """
 
     trigger = param()
@@ -379,7 +379,7 @@ class FreeSelfWhenDone(UGen):
         ...     source=source,
         ... )
         >>> free_self_when_done
-        FreeSelfWhenDone.kr()[0]
+        <FreeSelfWhenDone.kr()[0]>
     """
 
     source = param()
@@ -393,7 +393,7 @@ class Linen(UGen):
     ::
 
         >>> supriya.ugens.Linen.kr()
-        Linen.kr()[0]
+        <Linen.kr()[0]>
     """
 
     gate = param(1.0)
@@ -417,7 +417,7 @@ class Pause(UGen):
         ...     trigger=trigger,
         ... )
         >>> pause
-        Pause.kr()[0]
+        <Pause.kr()[0]>
     """
 
     trigger = param()
@@ -436,7 +436,7 @@ class PauseSelf(UGen):
         ...     trigger=trigger,
         ... )
         >>> pause_self
-        PauseSelf.kr()[0]
+        <PauseSelf.kr()[0]>
     """
 
     trigger = param()
@@ -454,7 +454,7 @@ class PauseSelfWhenDone(UGen):
         ...     source=source,
         ... )
         >>> pause_self_when_done
-        PauseSelfWhenDone.kr()[0]
+        <PauseSelfWhenDone.kr()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/ffsinosc.py b/supriya/ugens/ffsinosc.py
index 832b755e6..944556581 100644
--- a/supriya/ugens/ffsinosc.py
+++ b/supriya/ugens/ffsinosc.py
@@ -17,7 +17,7 @@ class Blip(UGen):
         ...     harmonic_count=200,
         ... )
         >>> blip
-        Blip.ar()[0]
+        <Blip.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -36,7 +36,7 @@ class FSinOsc(UGen):
         ...     initial_phase=0,
         ... )
         >>> fsin_osc
-        FSinOsc.ar()[0]
+        <FSinOsc.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -63,7 +63,7 @@ class Klank(UGen):
         ...     specifications=specifications,
         ... )
         >>> klank
-        Klank.ar()[0]
+        <Klank.ar()[0]>
     """
 
     source = param()
@@ -118,7 +118,7 @@ class Pulse(UGen):
         ...     width=0.5,
         ... )
         >>> pulse
-        Pulse.ar()[0]
+        <Pulse.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -133,7 +133,7 @@ class Saw(UGen):
     ::
 
         >>> supriya.ugens.Saw.ar()
-        Saw.ar()[0]
+        <Saw.ar()[0]>
     """
 
     frequency = param(440.0)
diff --git a/supriya/ugens/filters.py b/supriya/ugens/filters.py
index ff7ecb29a..3e2b32446 100644
--- a/supriya/ugens/filters.py
+++ b/supriya/ugens/filters.py
@@ -16,7 +16,7 @@ class APF(UGen):
         ...     source=source,
         ... )
         >>> apf
-        APF.ar()[0]
+        <APF.ar()[0]>
     """
 
     source = param()
@@ -34,7 +34,7 @@ class BPF(UGen):
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> b_p_f = supriya.ugens.BPF.ar(source=source)
         >>> b_p_f
-        BPF.ar()[0]
+        <BPF.ar()[0]>
     """
 
     source = param()
@@ -54,7 +54,7 @@ class BPZ2(UGen):
         ...     source=source,
         ... )
         >>> bpz_2
-        BPZ2.ar()[0]
+        <BPZ2.ar()[0]>
     """
 
     source = param()
@@ -70,7 +70,7 @@ class BRF(UGen):
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> b_r_f = supriya.ugens.BRF.ar(source=source)
         >>> b_r_f
-        BRF.ar()[0]
+        <BRF.ar()[0]>
     """
 
     source = param()
@@ -90,7 +90,7 @@ class BRZ2(UGen):
         ...     source=source,
         ... )
         >>> brz_2
-        BRZ2.ar()[0]
+        <BRZ2.ar()[0]>
     """
 
     source = param()
@@ -209,7 +209,7 @@ class Decay(UGen):
         ...     source=source,
         ... )
         >>> decay
-        Decay.ar()[0]
+        <Decay.ar()[0]>
     """
 
     source = param()
@@ -228,7 +228,7 @@ class Decay2(UGen):
         ...     source=source,
         ... )
         >>> decay_2
-        Decay2.ar()[0]
+        <Decay2.ar()[0]>
     """
 
     source = param()
@@ -252,7 +252,7 @@ class DetectSilence(UGen):
         ...     time=1.0,
         ... )
         >>> detect_silence
-        DetectSilence.kr()[0]
+        <DetectSilence.kr()[0]>
     """
 
     ### CLASS VARIABLES ###
@@ -282,7 +282,7 @@ class FOS(UGen):
         ...     source=source,
         ... )
         >>> fos
-        FOS.ar()[0]
+        <FOS.ar()[0]>
     """
 
     source = param()
@@ -306,7 +306,7 @@ class Formlet(UGen):
         ...     source=source,
         ... )
         >>> formlet
-        Formlet.ar()[0]
+        <Formlet.ar()[0]>
     """
 
     source = param()
@@ -324,7 +324,7 @@ class HPF(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.HPF.ar(source=source)
-        HPF.ar()[0]
+        <HPF.ar()[0]>
     """
 
     source = param()
@@ -343,7 +343,7 @@ class HPZ1(UGen):
         ...     source=source,
         ... )
         >>> hpz_1
-        HPZ1.ar()[0]
+        <HPZ1.ar()[0]>
     """
 
     source = param()
@@ -361,7 +361,7 @@ class HPZ2(UGen):
         ...     source=source,
         ... )
         >>> hpz_2
-        HPZ2.ar()[0]
+        <HPZ2.ar()[0]>
     """
 
     source = param()
@@ -380,7 +380,7 @@ class Integrator(UGen):
         ...     source=source,
         ... )
         >>> integrator
-        Integrator.ar()[0]
+        <Integrator.ar()[0]>
     """
 
     source = param()
@@ -399,7 +399,7 @@ class Lag(UGen):
         ...     lag_time=0.5,
         ...     source=source,
         ... )
-        Lag.kr()[0]
+        <Lag.kr()[0]>
     """
 
     source = param()
@@ -419,7 +419,7 @@ class LagUD(UGen):
         ...     lag_time_up=0.5,
         ...     source=source,
         ... )
-        LagUD.kr()[0]
+        <LagUD.kr()[0]>
     """
 
     source = param()
@@ -440,7 +440,7 @@ class Lag2(UGen):
         ...     source=source,
         ... )
         >>> lag_2
-        Lag2.ar()[0]
+        <Lag2.ar()[0]>
     """
 
     source = param()
@@ -461,7 +461,7 @@ class Lag2UD(UGen):
         ...     source=source,
         ... )
         >>> lag_2_ud
-        Lag2UD.ar()[0]
+        <Lag2UD.ar()[0]>
     """
 
     source = param()
@@ -482,7 +482,7 @@ class Lag3(UGen):
         ...     source=source,
         ... )
         >>> lag_3
-        Lag3.ar()[0]
+        <Lag3.ar()[0]>
     """
 
     source = param()
@@ -503,7 +503,7 @@ class Lag3UD(UGen):
         ...     source=source,
         ... )
         >>> lag_3_ud
-        Lag3UD.ar()[0]
+        <Lag3UD.ar()[0]>
     """
 
     source = param()
@@ -524,7 +524,7 @@ class LeakDC(UGen):
         ...     coefficient=0.995,
         ... )
         >>> leak_d_c
-        LeakDC.ar()[0]
+        <LeakDC.ar()[0]>
     """
 
     source = param()
@@ -540,7 +540,7 @@ class LPF(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.LPF.ar(source=source)
-        LPF.ar()[0]
+        <LPF.ar()[0]>
     """
 
     source = param()
@@ -559,7 +559,7 @@ class LPZ1(UGen):
         ...     source=source,
         ... )
         >>> lpz_1
-        LPZ1.ar()[0]
+        <LPZ1.ar()[0]>
     """
 
     source = param()
@@ -577,7 +577,7 @@ class LPZ2(UGen):
         ...     source=source,
         ... )
         >>> lpz_2
-        LPZ2.ar()[0]
+        <LPZ2.ar()[0]>
     """
 
     source = param()
@@ -596,7 +596,7 @@ class Median(UGen):
         ...     source=source,
         ... )
         >>> median
-        Median.ar()[0]
+        <Median.ar()[0]>
     """
 
     length = param(3)
@@ -618,7 +618,7 @@ class MidEQ(UGen):
         ...     source=source,
         ... )
         >>> mid_eq
-        MidEQ.ar()[0]
+        <MidEQ.ar()[0]>
     """
 
     source = param()
@@ -642,7 +642,7 @@ class MoogFF(UGen):
         ...     source=source,
         ... )
         >>> moog_ff
-        MoogFF.ar()[0]
+        <MoogFF.ar()[0]>
     """
 
     source = param()
@@ -664,7 +664,7 @@ class OnePole(UGen):
         ...     source=source,
         ... )
         >>> one_pole
-        OnePole.ar()[0]
+        <OnePole.ar()[0]>
     """
 
     source = param()
@@ -684,7 +684,7 @@ class OneZero(UGen):
         ...     source=source,
         ... )
         >>> one_zero
-        OneZero.ar()[0]
+        <OneZero.ar()[0]>
     """
 
     source = param()
@@ -700,7 +700,7 @@ class RHPF(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.RLPF.ar(source=source)
-        RLPF.ar()[0]
+        <RLPF.ar()[0]>
     """
 
     source = param()
@@ -717,7 +717,7 @@ class RLPF(UGen):
 
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> supriya.ugens.RLPF.ar(source=source)
-        RLPF.ar()[0]
+        <RLPF.ar()[0]>
     """
 
     source = param()
@@ -738,7 +738,7 @@ class Ramp(UGen):
         ...     source=source,
         ... )
         >>> ramp
-        Ramp.ar()[0]
+        <Ramp.ar()[0]>
     """
 
     source = param()
@@ -759,7 +759,7 @@ class Ringz(UGen):
         ...     source=source,
         ... )
         >>> ringz
-        Ringz.ar()[0]
+        <Ringz.ar()[0]>
     """
 
     source = param()
@@ -788,7 +788,7 @@ class SOS(UGen):
         ...     source=source,
         ... )
         >>> sos
-        SOS.ar()[0]
+        <SOS.ar()[0]>
     """
 
     source = param()
@@ -813,7 +813,7 @@ class Slew(UGen):
         ...     down=1,
         ... )
         >>> slew
-        Slew.ar()[0]
+        <Slew.ar()[0]>
     """
 
     source = param()
@@ -833,7 +833,7 @@ class Slope(UGen):
         ...     source=source,
         ... )
         >>> slope
-        Slope.ar()[0]
+        <Slope.ar()[0]>
     """
 
     source = param()
@@ -853,7 +853,7 @@ class TwoPole(UGen):
         ...     source=source,
         ... )
         >>> two_pole
-        TwoPole.ar()[0]
+        <TwoPole.ar()[0]>
     """
 
     source = param()
@@ -875,7 +875,7 @@ class TwoZero(UGen):
         ...     source=source,
         ... )
         >>> two_zero
-        TwoZero.ar()[0]
+        <TwoZero.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/gendyn.py b/supriya/ugens/gendyn.py
index fbccefc79..f612deee3 100644
--- a/supriya/ugens/gendyn.py
+++ b/supriya/ugens/gendyn.py
@@ -25,7 +25,7 @@ class Gendy1(UGen):
         ...     minfrequency=440,
         ... )
         >>> gendy_1
-        Gendy1.ar()[0]
+        <Gendy1.ar()[0]>
     """
 
     ampdist = param(1)
@@ -72,7 +72,7 @@ class Gendy2(UGen):
         ...     minfrequency=440,
         ... )
         >>> gendy_2
-        Gendy2.ar()[0]
+        <Gendy2.ar()[0]>
     """
 
     ampdist = param(1)
@@ -118,7 +118,7 @@ class Gendy3(UGen):
         ...     knum=10,
         ... )
         >>> gendy_3
-        Gendy3.ar()[0]
+        <Gendy3.ar()[0]>
     """
 
     ampdist = param(1)
diff --git a/supriya/ugens/granular.py b/supriya/ugens/granular.py
index 9ce4553c4..ea8c834d1 100644
--- a/supriya/ugens/granular.py
+++ b/supriya/ugens/granular.py
@@ -19,7 +19,7 @@ class GrainBuf(UGen):
         ...     trigger=0,
         ... )
         >>> grain_buf
-        UGenVector({2})
+        <UGenVector([<GrainBuf.ar()[0]>, <GrainBuf.ar()[1]>])>
     """
 
     trigger = param(0)
@@ -49,7 +49,7 @@ class GrainIn(UGen):
         ...     trigger=0,
         ... )
         >>> grain_in
-        UGenVector({2})
+        <UGenVector([<GrainIn.ar()[0]>, <GrainIn.ar()[1]>])>
     """
 
     trigger = param(0)
@@ -71,7 +71,7 @@ class PitchShift(UGen):
         >>> supriya.ugens.PitchShift.ar(
         ...     source=source,
         ... )
-        PitchShift.ar()[0]
+        <PitchShift.ar()[0]>
     """
 
     source = param()
@@ -98,7 +98,7 @@ class Warp1(UGen):
         ...     window_size=0.2,
         ... )
         >>> warp_1
-        Warp1.ar()[0]
+        <Warp1.ar()[0]>
     """
 
     buffer_id = param(0)
diff --git a/supriya/ugens/hilbert.py b/supriya/ugens/hilbert.py
index ad08d0865..dec0bb593 100644
--- a/supriya/ugens/hilbert.py
+++ b/supriya/ugens/hilbert.py
@@ -13,7 +13,7 @@ class FreqShift(UGen):
         ...     source=source,
         ... )
         >>> freq_shift
-        FreqShift.ar()[0]
+        <FreqShift.ar()[0]>
     """
 
     source = param()
@@ -33,7 +33,7 @@ class Hilbert(UGen):
         ...     source=source,
         ... )
         >>> hilbert
-        UGenVector({2})
+        <UGenVector([<Hilbert.ar()[0]>, <Hilbert.ar()[1]>])>
     """
 
     source = param()
@@ -52,7 +52,7 @@ class HilbertFIR(UGen):
         ...     source=source,
         ... )
         >>> hilbert_fir
-        HilbertFIR.ar()[0]
+        <HilbertFIR.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/info.py b/supriya/ugens/info.py
index 24cc7d49f..9e9634860 100644
--- a/supriya/ugens/info.py
+++ b/supriya/ugens/info.py
@@ -9,7 +9,7 @@ class BlockSize(UGen):
     ::
 
         >>> supriya.ugens.BlockSize.ir()
-        BlockSize.ir()[0]
+        <BlockSize.ir()[0]>
     """
 
 
@@ -21,7 +21,7 @@ class BufChannels(UGen):
     ::
 
         >>> supriya.ugens.BufChannels.kr(buffer_id=0)
-        BufChannels.kr()[0]
+        <BufChannels.kr()[0]>
     """
 
     buffer_id = param()
@@ -35,7 +35,7 @@ class BufDur(UGen):
     ::
 
         >>> supriya.ugens.BufDur.kr(buffer_id=0)
-        BufDur.kr()[0]
+        <BufDur.kr()[0]>
     """
 
     buffer_id = param()
@@ -49,7 +49,7 @@ class BufFrames(UGen):
     ::
 
         >>> supriya.ugens.BufFrames.kr(buffer_id=0)
-        BufFrames.kr()[0]
+        <BufFrames.kr()[0]>
     """
 
     buffer_id = param()
@@ -63,7 +63,7 @@ class BufRateScale(UGen):
     ::
 
         >>> supriya.ugens.BufRateScale.kr(buffer_id=0)
-        BufRateScale.kr()[0]
+        <BufRateScale.kr()[0]>
     """
 
     buffer_id = param()
@@ -77,7 +77,7 @@ class BufSampleRate(UGen):
     ::
 
         >>> supriya.ugens.BufSampleRate.kr(buffer_id=0)
-        BufSampleRate.kr()[0]
+        <BufSampleRate.kr()[0]>
     """
 
     buffer_id = param()
@@ -91,7 +91,7 @@ class BufSamples(UGen):
     ::
 
         >>> supriya.ugens.BufSamples.kr(buffer_id=0)
-        BufSamples.kr()[0]
+        <BufSamples.kr()[0]>
     """
 
     buffer_id = param()
@@ -105,7 +105,7 @@ class ControlDur(UGen):
     ::
 
         >>> supriya.ugens.ControlDur.ir()
-        ControlDur.ir()[0]
+        <ControlDur.ir()[0]>
     """
 
 
@@ -117,7 +117,7 @@ class ControlRate(UGen):
     ::
 
         >>> supriya.ugens.ControlRate.ir()
-        ControlRate.ir()[0]
+        <ControlRate.ir()[0]>
     """
 
 
@@ -129,7 +129,7 @@ class NodeID(UGen):
     ::
 
         >>> supriya.ugens.NodeID.ir()
-        NodeID.ir()[0]
+        <NodeID.ir()[0]>
     """
 
 
@@ -141,7 +141,7 @@ class NumAudioBuses(UGen):
     ::
 
         >>> supriya.ugens.NumAudioBuses.ir()
-        NumAudioBuses.ir()[0]
+        <NumAudioBuses.ir()[0]>
     """
 
 
@@ -153,7 +153,7 @@ class NumBuffers(UGen):
     ::
 
         >>> supriya.ugens.NumBuffers.ir()
-        NumBuffers.ir()[0]
+        <NumBuffers.ir()[0]>
     """
 
 
@@ -165,7 +165,7 @@ class NumControlBuses(UGen):
     ::
 
         >>> supriya.ugens.NumControlBuses.ir()
-        NumControlBuses.ir()[0]
+        <NumControlBuses.ir()[0]>
     """
 
 
@@ -177,7 +177,7 @@ class NumInputBuses(UGen):
     ::
 
         >>> supriya.ugens.NumInputBuses.ir()
-        NumInputBuses.ir()[0]
+        <NumInputBuses.ir()[0]>
     """
 
 
@@ -189,7 +189,7 @@ class NumOutputBuses(UGen):
     ::
 
         >>> supriya.ugens.NumOutputBuses.ir()
-        NumOutputBuses.ir()[0]
+        <NumOutputBuses.ir()[0]>
     """
 
 
@@ -201,7 +201,7 @@ class NumRunningSynths(UGen):
     ::
 
         >>> supriya.ugens.NumRunningSynths.ir()
-        NumRunningSynths.ir()[0]
+        <NumRunningSynths.ir()[0]>
     """
 
 
@@ -213,7 +213,7 @@ class RadiansPerSample(UGen):
     ::
 
         >>> supriya.ugens.RadiansPerSample.ir()
-        RadiansPerSample.ir()[0]
+        <RadiansPerSample.ir()[0]>
     """
 
 
@@ -225,7 +225,7 @@ class SampleDur(UGen):
     ::
 
         >>> supriya.ugens.SampleDur.ir()
-        SampleDur.ir()[0]
+        <SampleDur.ir()[0]>
     """
 
 
@@ -237,7 +237,7 @@ class SampleRate(UGen):
     ::
 
         >>> supriya.ugens.SampleRate.ir()
-        SampleRate.ir()[0]
+        <SampleRate.ir()[0]>
     """
 
 
@@ -249,5 +249,5 @@ class SubsampleOffset(UGen):
     ::
 
         >>> supriya.ugens.SubsampleOffset.ir()
-        SubsampleOffset.ir()[0]
+        <SubsampleOffset.ir()[0]>
     """
diff --git a/supriya/ugens/inout.py b/supriya/ugens/inout.py
index 6335c766d..360263452 100644
--- a/supriya/ugens/inout.py
+++ b/supriya/ugens/inout.py
@@ -13,7 +13,7 @@ class In(UGen):
     ::
 
         >>> supriya.ugens.In.ar(bus=0, channel_count=4)
-        UGenVector({4})
+        <UGenVector([<In.ar()[0]>, <In.ar()[1]>, <In.ar()[2]>, <In.ar()[3]>])>
     """
 
     bus = param(0.0)
@@ -33,7 +33,7 @@ class InFeedback(UGen):
         ...     channel_count=2,
         ... )
         >>> in_feedback
-        UGenVector({2})
+        <UGenVector([<InFeedback.ar()[0]>, <InFeedback.ar()[1]>])>
     """
 
     bus = param(0.0)
@@ -47,7 +47,7 @@ class LocalIn(UGen):
     ::
 
         >>> supriya.ugens.LocalIn.ar(channel_count=2)
-        UGenVector({2})
+        <UGenVector([<LocalIn.ar()[0]>, <LocalIn.ar()[1]>])>
     """
 
     default = param(0.0, unexpanded=True)
@@ -78,7 +78,7 @@ class LocalOut(UGen):
         >>> supriya.ugens.LocalOut.ar(
         ...     source=source,
         ... )
-        LocalOut.ar()
+        <LocalOut.ar()>
     """
 
     source = param(unexpanded=True)
@@ -96,7 +96,7 @@ class OffsetOut(UGen):
         ...     bus=0,
         ...     source=source,
         ... )
-        OffsetOut.ar()
+        <OffsetOut.ar()>
     """
 
     bus = param(0)
@@ -115,7 +115,7 @@ class Out(UGen):
         ...     bus=0,
         ...     source=source,
         ... )
-        Out.ar()
+        <Out.ar()>
     """
 
     bus = param(0)
@@ -134,7 +134,7 @@ class ReplaceOut(UGen):
         ...     bus=0,
         ...     source=source,
         ... )
-        ReplaceOut.ar()
+        <ReplaceOut.ar()>
     """
 
     bus = param(0)
@@ -155,7 +155,7 @@ class XOut(UGen):
         ...     source=source,
         ... )
         >>> xout
-        XOut.ar()
+        <XOut.ar()>
     """
 
     bus = param(0)
diff --git a/supriya/ugens/lines.py b/supriya/ugens/lines.py
index 55cdee183..90afd7ca2 100644
--- a/supriya/ugens/lines.py
+++ b/supriya/ugens/lines.py
@@ -17,7 +17,7 @@ class A2K(UGen):
         ...     source=source,
         ... )
         >>> a_2_k
-        A2K.kr()[0]
+        <A2K.kr()[0]>
     """
 
     source = param()
@@ -36,7 +36,7 @@ class AmpComp(UGen):
         ...     root=0,
         ... )
         >>> amp_comp
-        AmpComp.ar()[0]
+        <AmpComp.ar()[0]>
     """
 
     frequency = param(1000.0)
@@ -58,7 +58,7 @@ class AmpCompA(UGen):
         ...     root_amp=1,
         ... )
         >>> amp_comp_a
-        AmpCompA.ar()[0]
+        <AmpCompA.ar()[0]>
     """
 
     frequency = param(1000.0)
@@ -77,14 +77,14 @@ class DC(UGen):
         >>> supriya.ugens.DC.ar(
         ...     source=0,
         ... )
-        DC.ar()[0]
+        <DC.ar()[0]>
 
     ::
 
         >>> supriya.ugens.DC.ar(
         ...     source=(1, 2, 3),
         ... )
-        UGenVector({3})
+        <UGenVector([<DC.ar()[0]>, <DC.ar()[0]>, <DC.ar()[0]>])>
     """
 
     source = param()
@@ -102,7 +102,7 @@ class K2A(UGen):
         ...     source=source,
         ... )
         >>> k_2_a
-        K2A.ar()[0]
+        <K2A.ar()[0]>
     """
 
     source = param()
@@ -124,7 +124,7 @@ class LinExp(UGen):
         ...     source=source,
         ... )
         >>> lin_exp
-        LinExp.ar()[0]
+        <LinExp.ar()[0]>
     """
 
     source = param()
@@ -170,7 +170,7 @@ class Line(UGen):
     ::
 
         >>> supriya.ugens.Line.ar()
-        Line.ar()[0]
+        <Line.ar()[0]>
     """
 
     start = param(0.0)
@@ -197,7 +197,7 @@ class Silence(PseudoUGen):
     ::
 
         >>> supriya.ugens.Silence.ar(channel_count=2)
-        UGenVector({2})
+        <UGenVector([<DC.ar()[0]>, <DC.ar()[0]>])>
     """
 
     @classmethod
@@ -221,7 +221,7 @@ class XLine(UGen):
     ::
 
         >>> supriya.ugens.XLine.ar()
-        XLine.ar()[0]
+        <XLine.ar()[0]>
     """
 
     start = param(0.0)
diff --git a/supriya/ugens/mac.py b/supriya/ugens/mac.py
index 7c38ebc2a..3133813d0 100644
--- a/supriya/ugens/mac.py
+++ b/supriya/ugens/mac.py
@@ -18,7 +18,7 @@ class MouseButton(UGen):
     ::
 
         >>> supriya.ugens.MouseButton.kr()
-        MouseButton.kr()[0]
+        <MouseButton.kr()[0]>
     """
 
     minimum = param(0.0)
@@ -36,7 +36,7 @@ class MouseX(UGen):
     ::
 
         >>> supriya.ugens.MouseX.kr()
-        MouseX.kr()[0]
+        <MouseX.kr()[0]>
     """
 
     minimum = param(0.0)
@@ -55,7 +55,7 @@ class MouseY(UGen):
     ::
 
         >>> supriya.ugens.MouseY.kr()
-        MouseY.kr()[0]
+        <MouseY.kr()[0]>
     """
 
     minimum = param(0.0)
diff --git a/supriya/ugens/ml.py b/supriya/ugens/ml.py
index 66492db71..69fefcb13 100644
--- a/supriya/ugens/ml.py
+++ b/supriya/ugens/ml.py
@@ -20,7 +20,7 @@ class BeatTrack(UGen):
         ...     lock=0,
         ... )
         >>> beat_track
-        UGenVector({4})
+        <UGenVector([<BeatTrack.kr()[0]>, <BeatTrack.kr()[1]>, <BeatTrack.kr()[2]>, <BeatTrack.kr()[3]>])>
     """
 
     pv_chain = param()
@@ -43,7 +43,7 @@ class BeatTrack2(UGen):
         ...     window_size=2,
         ... )
         >>> beat_track_2
-        UGenVector({6})
+        <UGenVector([<BeatTrack2.kr()[0]>, <BeatTrack2.kr()[1]>, <BeatTrack2.kr()[2]>, <BeatTrack2.kr()[3]>, <BeatTrack2.kr()[4]>, <BeatTrack2.kr()[5]>])>
     """
 
     bus_index = param(0.0)
@@ -69,7 +69,7 @@ class KeyTrack(UGen):
         ...     key_decay=2,
         ... )
         >>> key_track
-        KeyTrack.kr()[0]
+        <KeyTrack.kr()[0]>
     """
 
     pv_chain = param()
@@ -92,7 +92,7 @@ class Loudness(UGen):
         ...     tmask=1,
         ... )
         >>> loudness
-        Loudness.kr()[0]
+        <Loudness.kr()[0]>
     """
 
     pv_chain = param()
@@ -113,7 +113,7 @@ class MFCC(UGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> mfcc
-        UGenVector({13})
+        <UGenVector([<MFCC.kr()[0]>, <MFCC.kr()[1]>, <MFCC.kr()[2]>, <MFCC.kr()[3]>, <MFCC.kr()[4]>, <MFCC.kr()[5]>, <MFCC.kr()[6]>, <MFCC.kr()[7]>, <MFCC.kr()[8]>, <MFCC.kr()[9]>, <MFCC.kr()[10]>, <MFCC.kr()[11]>, <MFCC.kr()[12]>])>
     """
 
     pv_chain = param()
@@ -150,7 +150,7 @@ class Onsets(UGen):
         ...     whtype=1,
         ... )
         >>> onsets
-        Onsets.kr()[0]
+        <Onsets.kr()[0]>
     """
 
     class ODFType(IntEnumeration):
@@ -183,7 +183,7 @@ class Pitch(UGen):
         >>> source = supriya.ugens.In.ar(bus=0)
         >>> pitch = supriya.ugens.Pitch.kr(source=source)
         >>> pitch
-        UGenVector({2})
+        <UGenVector([<Pitch.kr()[0]>, <Pitch.kr()[1]>])>
     """
 
     source = param()
@@ -212,7 +212,7 @@ class SpecCentroid(UGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> spec_centroid
-        SpecCentroid.kr()[0]
+        <SpecCentroid.kr()[0]>
     """
 
     pv_chain = param()
@@ -231,7 +231,7 @@ class SpecFlatness(UGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> spec_flatness
-        SpecFlatness.kr()[0]
+        <SpecFlatness.kr()[0]>
     """
 
     pv_chain = param()
@@ -252,7 +252,7 @@ class SpecPcile(UGen):
         ...     interpolate=0,
         ... )
         >>> spec_pcile
-        SpecPcile.kr()[0]
+        <SpecPcile.kr()[0]>
     """
 
     pv_chain = param()
diff --git a/supriya/ugens/noise.py b/supriya/ugens/noise.py
index 0b05f3295..73d9cfd26 100644
--- a/supriya/ugens/noise.py
+++ b/supriya/ugens/noise.py
@@ -12,7 +12,7 @@ class BrownNoise(UGen):
     ::
 
         >>> supriya.ugens.BrownNoise.ar()
-        BrownNoise.ar()[0]
+        <BrownNoise.ar()[0]>
     """
 
 
@@ -24,7 +24,7 @@ class ClipNoise(UGen):
     ::
 
         >>> supriya.ugens.ClipNoise.ar()
-        ClipNoise.ar()[0]
+        <ClipNoise.ar()[0]>
     """
 
 
@@ -41,7 +41,7 @@ class CoinGate(UGen):
         ...     trigger=trigger,
         ... )
         >>> coin_gate
-        CoinGate.ar()[0]
+        <CoinGate.ar()[0]>
     """
 
     probability = param(0.5)
@@ -59,7 +59,7 @@ class Crackle(UGen):
         ...     chaos_parameter=1.25,
         ... )
         >>> crackle
-        Crackle.ar()[0]
+        <Crackle.ar()[0]>
     """
 
     chaos_parameter = param(1.5)
@@ -76,7 +76,7 @@ class Dust(UGen):
         ...     density=23,
         ... )
         >>> dust
-        Dust.ar()[0]
+        <Dust.ar()[0]>
     """
 
     density = param(0.0)
@@ -93,7 +93,7 @@ class Dust2(UGen):
         ...     density=23,
         ... )
         >>> dust_2
-        Dust2.ar()[0]
+        <Dust2.ar()[0]>
     """
 
     density = param(0.0)
@@ -108,7 +108,7 @@ class ExpRand(UGen):
 
         >>> exp_rand = supriya.ugens.ExpRand.ir()
         >>> exp_rand
-        ExpRand.ir()[0]
+        <ExpRand.ir()[0]>
     """
 
     minimum = param(0.0)
@@ -137,7 +137,7 @@ class GrayNoise(UGen):
     ::
 
         >>> supriya.ugens.GrayNoise.ar()
-        GrayNoise.ar()[0]
+        <GrayNoise.ar()[0]>
     """
 
 
@@ -153,7 +153,7 @@ class Hasher(UGen):
         ...     source=source,
         ... )
         >>> hasher
-        Hasher.ar()[0]
+        <Hasher.ar()[0]>
     """
 
     source = param()
@@ -167,7 +167,7 @@ class IRand(UGen):
     ::
 
         >>> supriya.ugens.IRand.ir()
-        IRand.ir()[0]
+        <IRand.ir()[0]>
     """
 
     minimum = param(0)
@@ -182,7 +182,7 @@ class LFClipNoise(UGen):
     ::
 
         >>> supriya.ugens.LFClipNoise.ar()
-        LFClipNoise.ar()[0]
+        <LFClipNoise.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -196,7 +196,7 @@ class LFDClipNoise(UGen):
     ::
 
         >>> supriya.ugens.LFDClipNoise.ar()
-        LFDClipNoise.ar()[0]
+        <LFDClipNoise.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -210,7 +210,7 @@ class LFDNoise0(UGen):
     ::
 
         >>> supriya.ugens.LFDNoise0.ar()
-        LFDNoise0.ar()[0]
+        <LFDNoise0.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -224,7 +224,7 @@ class LFDNoise1(UGen):
     ::
 
         >>> supriya.ugens.LFDNoise1.ar()
-        LFDNoise1.ar()[0]
+        <LFDNoise1.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -238,7 +238,7 @@ class LFDNoise3(UGen):
     ::
 
         >>> supriya.ugens.LFDNoise3.ar()
-        LFDNoise3.ar()[0]
+        <LFDNoise3.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -252,7 +252,7 @@ class LFNoise0(UGen):
     ::
 
         >>> supriya.ugens.LFNoise0.ar()
-        LFNoise0.ar()[0]
+        <LFNoise0.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -266,7 +266,7 @@ class LFNoise1(UGen):
     ::
 
         >>> supriya.ugens.LFNoise1.ar()
-        LFNoise1.ar()[0]
+        <LFNoise1.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -280,7 +280,7 @@ class LFNoise2(UGen):
     ::
 
         >>> supriya.ugens.LFNoise2.ar()
-        LFNoise2.ar()[0]
+        <LFNoise2.ar()[0]>
     """
 
     frequency = param(500.0)
@@ -299,7 +299,7 @@ class LinRand(UGen):
         ...     skew=0.5,
         ... )
         >>> lin_rand
-        LinRand.ir()[0]
+        <LinRand.ir()[0]>
     """
 
     minimum = param(0.0)
@@ -320,7 +320,7 @@ class Logistic(UGen):
         ...     initial_y=0.5,
         ... )
         >>> logistic
-        Logistic.ar()[0]
+        <Logistic.ar()[0]>
     """
 
     chaos_parameter = param(3)
@@ -341,7 +341,7 @@ class MantissaMask(UGen):
         ...     bits=3,
         ... )
         >>> mantissa_mask
-        MantissaMask.ar()[0]
+        <MantissaMask.ar()[0]>
     """
 
     source = param(0)
@@ -361,7 +361,7 @@ class NRand(UGen):
         ...     n=1,
         ... )
         >>> n_rand
-        NRand.ir()[0]
+        <NRand.ir()[0]>
     """
 
     minimum = param(0.0)
@@ -377,7 +377,7 @@ class PinkNoise(UGen):
     ::
 
         >>> supriya.ugens.PinkNoise.ar()
-        PinkNoise.ar()[0]
+        <PinkNoise.ar()[0]>
     """
 
 
@@ -389,7 +389,7 @@ class Rand(UGen):
     ::
 
         >>> supriya.ugens.Rand.ir()
-        Rand.ir()[0]
+        <Rand.ir()[0]>
     """
 
     minimum = param(0.0)
@@ -407,7 +407,7 @@ class RandID(UGen):
         ...     rand_id=1,
         ... )
         >>> rand_id
-        RandID.ir()[0]
+        <RandID.ir()[0]>
     """
 
     rand_id = param(1)
@@ -426,7 +426,7 @@ class RandSeed(UGen):
         ...     trigger=trigger,
         ... )
         >>> rand_seed
-        RandSeed.ar()[0]
+        <RandSeed.ar()[0]>
     """
 
     trigger = param(0)
@@ -447,7 +447,7 @@ class TExpRand(UGen):
         ...     trigger=trigger,
         ... )
         >>> t_exp_rand
-        TExpRand.ar()[0]
+        <TExpRand.ar()[0]>
     """
 
     minimum = param(0.01)
@@ -469,7 +469,7 @@ class TIRand(UGen):
         ...     trigger=trigger,
         ... )
         >>> t_i_rand
-        TIRand.ar()[0]
+        <TIRand.ar()[0]>
     """
 
     minimum = param(0)
@@ -501,7 +501,7 @@ class TRand(UGen):
         ...     trigger=trigger,
         ... )
         >>> t_rand
-        TRand.ar()[0]
+        <TRand.ar()[0]>
     """
 
     minimum = param(0.0)
@@ -523,7 +523,7 @@ class TWindex(UGen):
         ...     array=[1, 2, 3],
         ... )
         >>> t_windex
-        TWindex.ar()[0]
+        <TWindex.ar()[0]>
     """
 
     trigger = param()
@@ -539,5 +539,5 @@ class WhiteNoise(UGen):
     ::
 
         >>> supriya.ugens.WhiteNoise.ar()
-        WhiteNoise.ar()[0]
+        <WhiteNoise.ar()[0]>
     """
diff --git a/supriya/ugens/osc.py b/supriya/ugens/osc.py
index afe08de4f..c1a39754d 100644
--- a/supriya/ugens/osc.py
+++ b/supriya/ugens/osc.py
@@ -17,7 +17,7 @@ class COsc(UGen):
         ...     frequency=440,
         ... )
         >>> cosc
-        COsc.ar()[0]
+        <COsc.ar()[0]>
     """
 
     buffer_id = param()
@@ -39,7 +39,7 @@ class DegreeToKey(UGen):
         ...     source=source,
         ... )
         >>> degree_to_key
-        DegreeToKey.ar()[0]
+        <DegreeToKey.ar()[0]>
     """
 
     buffer_id = param()
@@ -55,7 +55,7 @@ class Impulse(UGen):
     ::
 
         >>> supriya.ugens.Impulse.ar()
-        Impulse.ar()[0]
+        <Impulse.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -75,7 +75,7 @@ class Index(UGen):
         ...     source=source,
         ... )
         >>> index
-        Index.ar()[0]
+        <Index.ar()[0]>
     """
 
     buffer_id = param()
@@ -90,7 +90,7 @@ class LFCub(UGen):
     ::
 
         >>> supriya.ugens.LFCub.ar()
-        LFCub.ar()[0]
+        <LFCub.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -105,7 +105,7 @@ class LFGauss(UGen):
     ::
 
         >>> supriya.ugens.LFGauss.ar()
-        LFGauss.ar()[0]
+        <LFGauss.ar()[0]>
     """
 
     duration = param(1)
@@ -134,7 +134,7 @@ class LFPar(UGen):
     ::
 
         >>> supriya.ugens.LFPar.ar()
-        LFPar.ar()[0]
+        <LFPar.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -149,7 +149,7 @@ class LFPulse(UGen):
     ::
 
         >>> supriya.ugens.LFPulse.ar()
-        LFPulse.ar()[0]
+        <LFPulse.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -165,7 +165,7 @@ class LFSaw(UGen):
     ::
 
         >>> supriya.ugens.LFSaw.ar()
-        LFSaw.ar()[0]
+        <LFSaw.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -180,7 +180,7 @@ class LFTri(UGen):
     ::
 
         >>> supriya.ugens.LFTri.ar()
-        LFTri.ar()[0]
+        <LFTri.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -223,7 +223,7 @@ class Select(UGen):
         ...     selector=selector,
         ... )
         >>> select
-        Select.ar()[0]
+        <Select.ar()[0]>
     """
 
     selector = param()
@@ -238,7 +238,7 @@ class SinOsc(UGen):
     ::
 
         >>> supriya.ugens.SinOsc.ar()
-        SinOsc.ar()[0]
+        <SinOsc.ar()[0]>
 
     ::
 
@@ -267,7 +267,7 @@ class SyncSaw(UGen):
         ...     sync_frequency=440,
         ... )
         >>> sync_saw
-        SyncSaw.ar()[0]
+        <SyncSaw.ar()[0]>
     """
 
     sync_frequency = param(440.0)
@@ -287,7 +287,7 @@ class VOsc(UGen):
         ...     phase=0,
         ... )
         >>> vosc
-        VOsc.ar()[0]
+        <VOsc.ar()[0]>
     """
 
     buffer_id = param()
@@ -309,7 +309,7 @@ class VOsc3(UGen):
         ...     freq_3=440,
         ... )
         >>> vosc_3
-        VOsc3.ar()[0]
+        <VOsc3.ar()[0]>
     """
 
     buffer_id = param()
@@ -326,7 +326,7 @@ class VarSaw(UGen):
     ::
 
         >>> supriya.ugens.VarSaw.ar()
-        VarSaw.ar()[0]
+        <VarSaw.ar()[0]>
     """
 
     frequency = param(440.0)
@@ -352,7 +352,7 @@ class Vibrato(UGen):
         ...     rate_variation=0.04,
         ... )
         >>> vibrato
-        Vibrato.ar()[0]
+        <Vibrato.ar()[0]>
     """
 
     frequency = param(440)
@@ -378,7 +378,7 @@ class WrapIndex(UGen):
         ...     source=source,
         ... )
         >>> wrap_index
-        WrapIndex.ar()[0]
+        <WrapIndex.ar()[0]>
     """
 
     buffer_id = param()
diff --git a/supriya/ugens/panning.py b/supriya/ugens/panning.py
index dceaadcff..98a2ff4bd 100644
--- a/supriya/ugens/panning.py
+++ b/supriya/ugens/panning.py
@@ -22,7 +22,7 @@ class Balance2(UGen):
         ...     right=right,
         ... )
         >>> balance_2
-        UGenVector({2})
+        <UGenVector([<Balance2.ar()[0]>, <Balance2.ar()[1]>])>
     """
 
     left = param()
@@ -47,7 +47,7 @@ class BiPanB2(UGen):
         ...     in_b=in_b,
         ... )
         >>> bi_pan_b_2
-        UGenVector({3})
+        <UGenVector([<BiPanB2.ar()[0]>, <BiPanB2.ar()[1]>, <BiPanB2.ar()[2]>])>
 
     ::
 
@@ -80,7 +80,7 @@ class DecodeB2(UGen):
         ...     y=y,
         ... )
         >>> decode_b_2
-        UGenVector({4})
+        <UGenVector([<DecodeB2.ar()[0]>, <DecodeB2.ar()[1]>, <DecodeB2.ar()[2]>, <DecodeB2.ar()[3]>])>
     """
 
     w = param()
@@ -101,7 +101,7 @@ class Pan2(UGen):
         ...     source=source,
         ... )
         >>> pan_2
-        UGenVector({2})
+        <UGenVector([<Pan2.ar()[0]>, <Pan2.ar()[1]>])>
     """
 
     source = param()
@@ -124,7 +124,7 @@ class Pan4(UGen):
         ...     y_position=0,
         ... )
         >>> pan_4
-        UGenVector({4})
+        <UGenVector([<Pan4.ar()[0]>, <Pan4.ar()[1]>, <Pan4.ar()[2]>, <Pan4.ar()[3]>])>
     """
 
     source = param()
@@ -150,7 +150,7 @@ class PanAz(UGen):
         ...     width=2,
         ... )
         >>> pan_az
-        UGenVector({8})
+        <UGenVector([<PanAz.ar()[0]>, <PanAz.ar()[1]>, <PanAz.ar()[2]>, <PanAz.ar()[3]>, <PanAz.ar()[4]>, <PanAz.ar()[5]>, <PanAz.ar()[6]>, <PanAz.ar()[7]>])>
     """
 
     source = param()
@@ -175,7 +175,7 @@ class PanB(UGen):
         ...     source=source,
         ... )
         >>> pan_b
-        UGenVector({3})
+        <UGenVector([<PanB.ar()[0]>, <PanB.ar()[1]>, <PanB.ar()[2]>])>
     """
 
     source = param()
@@ -198,7 +198,7 @@ class PanB2(UGen):
         ...     source=source,
         ... )
         >>> pan_b_2
-        UGenVector({3})
+        <UGenVector([<PanB2.ar()[0]>, <PanB2.ar()[1]>, <PanB2.ar()[2]>])>
     """
 
     source = param()
@@ -223,7 +223,7 @@ class Rotate2(UGen):
         ...     position=position,
         ... )
         >>> rotate_2
-        UGenVector({2})
+        <UGenVector([<Rotate2.ar()[0]>, <Rotate2.ar()[1]>])>
 
     Returns an array of the rotator's left and right outputs.
     """
@@ -242,7 +242,7 @@ class Splay(PseudoUGen):
         >>> source = supriya.ugens.SinOsc.ar(frequency=[333, 444, 555, 666, 777])
         >>> splay = supriya.ugens.Splay.ar(source=source)
         >>> splay
-        UGenVector({2})
+        <UGenVector([<BinaryOpUGen.ar(MULTIPLICATION)[0]>, <BinaryOpUGen.ar(MULTIPLICATION)[0]>])>
 
     ::
 
@@ -396,7 +396,7 @@ class XFade2(UGen):
         ...     pan=supriya.ugens.LFTri.kr(frequency=0.1),
         ... )
         >>> xfade_3
-        XFade2.ar()[0]
+        <XFade2.ar()[0]>
     """
 
     in_a = param()
diff --git a/supriya/ugens/physical.py b/supriya/ugens/physical.py
index 894488287..aa1c6c0db 100644
--- a/supriya/ugens/physical.py
+++ b/supriya/ugens/physical.py
@@ -16,7 +16,7 @@ class Ball(UGen):
         ...     source=source,
         ... )
         >>> ball
-        Ball.ar()[0]
+        <Ball.ar()[0]>
     """
 
     source = param()
@@ -43,7 +43,7 @@ class Pluck(UGen):
         ...     trigger=trigger,
         ... )
         >>> pluck
-        Pluck.ar()[0]
+        <Pluck.ar()[0]>
     """
 
     source = param()
@@ -68,7 +68,7 @@ class Spring(UGen):
         ...     spring=1,
         ... )
         >>> spring
-        Spring.ar()[0]
+        <Spring.ar()[0]>
     """
 
     source = param()
@@ -91,7 +91,7 @@ class TBall(UGen):
         ...     source=source,
         ... )
         >>> tball
-        TBall.ar()[0]
+        <TBall.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/pv.py b/supriya/ugens/pv.py
index fd3503d4e..834a4512a 100644
--- a/supriya/ugens/pv.py
+++ b/supriya/ugens/pv.py
@@ -41,7 +41,7 @@ class FFT(PV_ChainUGen):
         ...     window_type=0,
         ... )
         >>> fft
-        FFT.kr()[0]
+        <FFT.kr()[0]>
     """
 
     ### CLASS VARIABLES ###
@@ -88,7 +88,7 @@ class IFFT(UGen):
         ...     window_type=0,
         ... )
         >>> ifft
-        IFFT.ar()[0]
+        <IFFT.ar()[0]>
     """
 
     pv_chain = param()
@@ -114,7 +114,7 @@ class PV_Add(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_add
-        PV_Add.kr()[0]
+        <PV_Add.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -138,7 +138,7 @@ class PV_BinScramble(PV_ChainUGen):
         ...     wipe=0,
         ... )
         >>> pv_bin_scramble
-        PV_BinScramble.kr()[0]
+        <PV_BinScramble.kr()[0]>
     """
 
     pv_chain = param()
@@ -164,7 +164,7 @@ class PV_BinShift(PV_ChainUGen):
         ...     stretch=1,
         ... )
         >>> pv_bin_shift
-        PV_BinShift.kr()[0]
+        <PV_BinShift.kr()[0]>
     """
 
     pv_chain = param()
@@ -192,7 +192,7 @@ class PV_BinWipe(PV_ChainUGen):
         ...     wipe=0,
         ... )
         >>> pv_bin_wipe
-        PV_BinWipe.kr()[0]
+        <PV_BinWipe.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -220,7 +220,7 @@ class PV_BrickWall(PV_ChainUGen):
         ...     wipe=0,
         ... )
         >>> pv_brick_wall
-        PV_BrickWall.kr()[0]
+        <PV_BrickWall.kr()[0]>
     """
 
     pv_chain = param()
@@ -243,7 +243,7 @@ class PV_ConformalMap(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_conformal_map
-        PV_ConformalMap.kr()[0]
+        <PV_ConformalMap.kr()[0]>
     """
 
     pv_chain = param()
@@ -265,7 +265,7 @@ class PV_Conj(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_conj
-        PV_Conj.kr()[0]
+        <PV_Conj.kr()[0]>
     """
 
     pv_chain = param()
@@ -289,7 +289,7 @@ class PV_Copy(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_copy
-        PV_Copy.kr()[0]
+        <PV_Copy.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -314,7 +314,7 @@ class PV_CopyPhase(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_copy_phase
-        PV_CopyPhase.kr()[0]
+        <PV_CopyPhase.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -336,7 +336,7 @@ class PV_Diffuser(PV_ChainUGen):
         ...     trigger=0,
         ... )
         >>> pv_diffuser
-        PV_Diffuser.kr()[0]
+        <PV_Diffuser.kr()[0]>
     """
 
     pv_chain = param()
@@ -361,7 +361,7 @@ class PV_Div(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_div
-        PV_Div.kr()[0]
+        <PV_Div.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -386,7 +386,7 @@ class PV_HainsworthFoote(PV_ChainUGen):
         ...     waittime=0.04,
         ... )
         >>> pv_hainsworth_foote
-        PV_HainsworthFoote.kr()[0]
+        <PV_HainsworthFoote.kr()[0]>
     """
 
     pv_chain = param()
@@ -416,7 +416,7 @@ class PV_JensenAndersen(PV_ChainUGen):
         ...     waittime=0.04,
         ... )
         >>> pv_jensen_andersen
-        PV_JensenAndersen.kr()[0]
+        <PV_JensenAndersen.kr()[0]>
     """
 
     pv_chain = param()
@@ -443,7 +443,7 @@ class PV_LocalMax(PV_ChainUGen):
         ...     threshold=0,
         ... )
         >>> pv_local_max
-        PV_LocalMax.kr()[0]
+        <PV_LocalMax.kr()[0]>
     """
 
     pv_chain = param()
@@ -465,7 +465,7 @@ class PV_MagAbove(PV_ChainUGen):
         ...     threshold=0,
         ... )
         >>> pv_mag_above
-        PV_MagAbove.kr()[0]
+        <PV_MagAbove.kr()[0]>
     """
 
     pv_chain = param()
@@ -487,7 +487,7 @@ class PV_MagBelow(PV_ChainUGen):
         ...     threshold=0,
         ... )
         >>> pv_mag_below
-        PV_MagBelow.kr()[0]
+        <PV_MagBelow.kr()[0]>
     """
 
     pv_chain = param()
@@ -509,7 +509,7 @@ class PV_MagClip(PV_ChainUGen):
         ...     threshold=0,
         ... )
         >>> pv_mag_clip
-        PV_MagClip.kr()[0]
+        <PV_MagClip.kr()[0]>
     """
 
     pv_chain = param()
@@ -535,7 +535,7 @@ class PV_MagDiv(PV_ChainUGen):
         ...     zeroed=0.0001,
         ... )
         >>> pv_mag_div
-        PV_MagDiv.kr()[0]
+        <PV_MagDiv.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -558,7 +558,7 @@ class PV_MagFreeze(PV_ChainUGen):
         ...     freeze=0,
         ... )
         >>> pv_mag_freeze
-        PV_MagFreeze.kr()[0]
+        <PV_MagFreeze.kr()[0]>
     """
 
     pv_chain = param()
@@ -583,7 +583,7 @@ class PV_MagMul(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_mag_mul
-        PV_MagMul.kr()[0]
+        <PV_MagMul.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -604,7 +604,7 @@ class PV_MagNoise(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_mag_noise
-        PV_MagNoise.kr()[0]
+        <PV_MagNoise.kr()[0]>
     """
 
     pv_chain = param()
@@ -626,7 +626,7 @@ class PV_MagShift(PV_ChainUGen):
         ...     stretch=1,
         ... )
         >>> pv_mag_shift
-        PV_MagShift.kr()[0]
+        <PV_MagShift.kr()[0]>
     """
 
     pv_chain = param()
@@ -649,7 +649,7 @@ class PV_MagSmear(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_mag_smear
-        PV_MagSmear.kr()[0]
+        <PV_MagSmear.kr()[0]>
     """
 
     pv_chain = param()
@@ -670,7 +670,7 @@ class PV_MagSquared(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_mag_squared
-        PV_MagSquared.kr()[0]
+        <PV_MagSquared.kr()[0]>
     """
 
     pv_chain = param()
@@ -694,7 +694,7 @@ class PV_Max(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_max
-        PV_Max.kr()[0]
+        <PV_Max.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -719,7 +719,7 @@ class PV_Min(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_min
-        PV_Min.kr()[0]
+        <PV_Min.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -744,7 +744,7 @@ class PV_Mul(PV_ChainUGen):
         ...     pv_chain_b=pv_chain_b,
         ... )
         >>> pv_mul
-        PV_Mul.kr()[0]
+        <PV_Mul.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -768,7 +768,7 @@ class PV_PhaseShift(PV_ChainUGen):
         ...     shift=shift,
         ... )
         >>> pv_phase_shift
-        PV_PhaseShift.kr()[0]
+        <PV_PhaseShift.kr()[0]>
     """
 
     pv_chain = param()
@@ -790,7 +790,7 @@ class PV_PhaseShift270(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_phase_shift_270
-        PV_PhaseShift270.kr()[0]
+        <PV_PhaseShift270.kr()[0]>
     """
 
     pv_chain = param()
@@ -810,7 +810,7 @@ class PV_PhaseShift90(PV_ChainUGen):
         ...     pv_chain=pv_chain,
         ... )
         >>> pv_phase_shift_90
-        PV_PhaseShift90.kr()[0]
+        <PV_PhaseShift90.kr()[0]>
     """
 
     pv_chain = param()
@@ -832,7 +832,7 @@ class PV_RandComb(PV_ChainUGen):
         ...     wipe=0,
         ... )
         >>> pv_rand_comb
-        PV_RandComb.kr()[0]
+        <PV_RandComb.kr()[0]>
     """
 
     pv_chain = param()
@@ -860,7 +860,7 @@ class PV_RandWipe(PV_ChainUGen):
         ...     wipe=0,
         ... )
         >>> pv_rand_wipe
-        PV_RandWipe.kr()[0]
+        <PV_RandWipe.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -886,7 +886,7 @@ class PV_RectComb(PV_ChainUGen):
         ...     width=0.5,
         ... )
         >>> pv_rect_comb
-        PV_RectComb.kr()[0]
+        <PV_RectComb.kr()[0]>
     """
 
     pv_chain = param()
@@ -916,7 +916,7 @@ class PV_RectComb2(PV_ChainUGen):
         ...     width=0.5,
         ... )
         >>> pv_rect_comb_2
-        PV_RectComb2.kr()[0]
+        <PV_RectComb2.kr()[0]>
     """
 
     pv_chain_a = param()
@@ -939,7 +939,7 @@ class RunningSum(UGen):
         ...     source=source,
         ... )
         >>> running_sum
-        RunningSum.ar()[0]
+        <RunningSum.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/reverb.py b/supriya/ugens/reverb.py
index 392ca8352..4d71ca118 100644
--- a/supriya/ugens/reverb.py
+++ b/supriya/ugens/reverb.py
@@ -12,7 +12,7 @@ class FreeVerb(UGen):
         >>> supriya.ugens.FreeVerb.ar(
         ...     source=source,
         ... )
-        FreeVerb.ar()[0]
+        <FreeVerb.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/safety.py b/supriya/ugens/safety.py
index caf89007f..ea355ef3c 100644
--- a/supriya/ugens/safety.py
+++ b/supriya/ugens/safety.py
@@ -20,7 +20,7 @@ class CheckBadValues(UGen):
         ...     post_mode=post_mode,
         ... )
         >>> check_bad_values
-        CheckBadValues.ar()[0]
+        <CheckBadValues.ar()[0]>
     """
 
     source = param()
diff --git a/supriya/ugens/triggers.py b/supriya/ugens/triggers.py
index 9cf3b2df3..15bf7dec7 100644
--- a/supriya/ugens/triggers.py
+++ b/supriya/ugens/triggers.py
@@ -16,7 +16,7 @@ class Clip(UGen):
         ...     source=source,
         ... )
         >>> clip
-        Clip.ar()[0]
+        <Clip.ar()[0]>
     """
 
     source = param()
@@ -38,7 +38,7 @@ class Fold(UGen):
         ...     source=source,
         ... )
         >>> fold
-        Fold.ar()[0]
+        <Fold.ar()[0]>
     """
 
     source = param()
@@ -60,7 +60,7 @@ class Gate(UGen):
         ...     trigger=trigger,
         ... )
         >>> gate
-        Gate.ar()[0]
+        <Gate.ar()[0]>
     """
 
     source = param()
@@ -81,7 +81,7 @@ class InRange(UGen):
         ...     source=source,
         ... )
         >>> in_range
-        InRange.ar()[0]
+        <InRange.ar()[0]>
     """
 
     source = param()
@@ -103,7 +103,7 @@ class Latch(UGen):
         ...     trigger=trigger,
         ... )
         >>> latch
-        Latch.ar()[0]
+        <Latch.ar()[0]>
     """
 
     source = param()
@@ -122,7 +122,7 @@ class LeastChange(UGen):
         ...     b=0,
         ... )
         >>> least_change
-        LeastChange.ar()[0]
+        <LeastChange.ar()[0]>
     """
 
     a = param(0)
@@ -141,7 +141,7 @@ class MostChange(UGen):
         ...     b=0,
         ... )
         >>> most_change
-        MostChange.ar()[0]
+        <MostChange.ar()[0]>
     """
 
     a = param(0)
@@ -162,7 +162,7 @@ class Peak(UGen):
         ...     trigger=trigger,
         ... )
         >>> peak
-        Peak.ar()[0]
+        <Peak.ar()[0]>
     """
 
     source = param()
@@ -182,7 +182,7 @@ class PeakFollower(UGen):
         ...     source=source,
         ... )
         >>> peak_follower
-        PeakFollower.ar()[0]
+        <PeakFollower.ar()[0]>
     """
 
     source = param()
@@ -205,7 +205,7 @@ class Phasor(UGen):
         ...     trigger=trigger,
         ... )
         >>> phasor
-        Phasor.ar()[0]
+        <Phasor.ar()[0]>
     """
 
     trigger = param(0)
@@ -230,7 +230,7 @@ class Poll(UGen):
         ...     trigger_id=1234,
         ... )
         >>> poll
-        Poll.ar()[0]
+        <Poll.ar()[0]>
 
     .. container:: example
 
@@ -385,7 +385,7 @@ class RunningMax(UGen):
         ...     trigger=0,
         ... )
         >>> running_max
-        RunningMax.ar()[0]
+        <RunningMax.ar()[0]>
     """
 
     source = param()
@@ -406,7 +406,7 @@ class RunningMin(UGen):
         ...     trigger=trigger,
         ... )
         >>> running_min
-        RunningMin.ar()[0]
+        <RunningMin.ar()[0]>
     """
 
     source = param()
@@ -427,7 +427,7 @@ class Schmidt(UGen):
         ...     source=source,
         ... )
         >>> schmidt
-        Schmidt.ar()[0]
+        <Schmidt.ar()[0]>
     """
 
     source = param()
@@ -450,7 +450,7 @@ class SendPeakRMS(UGen):
         ...     source=[1, 2, 3],
         ... )
         >>> send_peak_rms
-        SendPeakRMS.kr()
+        <SendPeakRMS.kr()>
     """
 
     ### CLASS VARIABLES ###
@@ -483,7 +483,7 @@ def ar(
             ...     source=source,
             ... )
             >>> send_peak_rms
-            SendPeakRMS.ar()
+            <SendPeakRMS.ar()>
 
         Returns ugen graph.
         """
@@ -517,7 +517,7 @@ def kr(
             ...     source=source,
             ... )
             >>> send_peak_rms
-            SendPeakRMS.kr()
+            <SendPeakRMS.kr()>
 
         Returns ugen graph.
         """
@@ -571,7 +571,7 @@ def ar(cls, command_name="/reply", reply_id=-1, source=None, trigger=None):
             ...     trigger=trigger,
             ... )
             >>> send_reply
-            SendReply.ar()
+            <SendReply.ar()>
 
         Returns ugen graph.
         """
@@ -600,7 +600,7 @@ def kr(cls, command_name="/reply", reply_id=-1, source=None, trigger=None):
             ...     trigger=trigger,
             ... )
             >>> send_reply
-            SendReply.kr()
+            <SendReply.kr()>
 
         Returns ugen graph.
         """
@@ -634,7 +634,7 @@ class Sweep(UGen):
         ...     trigger=0,
         ... )
         >>> sweep
-        Sweep.ar()[0]
+        <Sweep.ar()[0]>
     """
 
     trigger = param(0)
@@ -654,7 +654,7 @@ class TDelay(UGen):
         ...     source=source,
         ... )
         >>> tdelay
-        TDelay.ar()[0]
+        <TDelay.ar()[0]>
     """
 
     source = param()
@@ -673,7 +673,7 @@ class ToggleFF(UGen):
         ...     trigger=trigger,
         ... )
         >>> toggle_ff
-        ToggleFF.ar()[0]
+        <ToggleFF.ar()[0]>
     """
 
     trigger = param(0)
@@ -692,7 +692,7 @@ class Trig1(UGen):
         ...     source=source,
         ... )
         >>> trig_1
-        Trig1.ar()[0]
+        <Trig1.ar()[0]>
     """
 
     source = param()
@@ -712,7 +712,7 @@ class Trig(UGen):
         ...     source=source,
         ... )
         >>> trig
-        Trig.ar()[0]
+        <Trig.ar()[0]>
     """
 
     source = param()
@@ -733,7 +733,7 @@ class Wrap(UGen):
         ...     source=source,
         ... )
         >>> wrap
-        Wrap.ar()[0]
+        <Wrap.ar()[0]>
     """
 
     source = param()
@@ -753,7 +753,7 @@ class ZeroCrossing(UGen):
         ...     source=source,
         ... )
         >>> zero_crossing
-        ZeroCrossing.ar()[0]
+        <ZeroCrossing.ar()[0]>
     """
 
     source = param()
diff --git a/tests/ugens/test_SynthDef_mfcc.py b/tests/ugens/test_SynthDef_mfcc.py
index 7876cb49e..88d5672e4 100644
--- a/tests/ugens/test_SynthDef_mfcc.py
+++ b/tests/ugens/test_SynthDef_mfcc.py
@@ -48,12 +48,12 @@ def sc_synthdef_mfcc():
 def test_ugens(py_synthdef_mfcc, sc_synthdef_mfcc):
     py_ugens = tuple(repr(_) for _ in py_synthdef_mfcc.ugens)
     assert py_ugens == (
-        "In.ar()",
-        "MaxLocalBufs.ir()",
-        "LocalBuf.ir()",
-        "FFT.kr()",
-        "MFCC.kr()",
-        "Out.kr()",
+        "<In.ar()>",
+        "<MaxLocalBufs.ir()>",
+        "<LocalBuf.ir()>",
+        "<FFT.kr()>",
+        "<MFCC.kr()>",
+        "<Out.kr()>",
     )
     sc_compiled_synthdef = bytes(sc_synthdef_mfcc.compile())
     sc_synthdef = decompile_synthdef(sc_compiled_synthdef)
diff --git a/tests/ugens/test_SynthDef_width_first.py b/tests/ugens/test_SynthDef_width_first.py
index aee5e8b34..4d3616c88 100644
--- a/tests/ugens/test_SynthDef_width_first.py
+++ b/tests/ugens/test_SynthDef_width_first.py
@@ -131,18 +131,18 @@ def py_synthdef_02():
 
 def test_02_ugens(py_synthdef_02):
     assert tuple(repr(_) for _ in py_synthdef_02.ugens) == (
-        "PinkNoise.ar()",
-        "MaxLocalBufs.ir()",
-        "LocalBuf.ir()",
-        "FFT.kr()",
-        "BufFrames.ir()",
-        "LocalBuf.ir()",
-        "PV_Copy.kr()",
-        "PV_BinScramble.kr()",
-        "PV_MagFreeze.kr()",
-        "PV_MagMul.kr()",
-        "IFFT.ar()",
-        "Out.ar()",
+        "<PinkNoise.ar()>",
+        "<MaxLocalBufs.ir()>",
+        "<LocalBuf.ir()>",
+        "<FFT.kr()>",
+        "<BufFrames.ir()>",
+        "<LocalBuf.ir()>",
+        "<PV_Copy.kr()>",
+        "<PV_BinScramble.kr()>",
+        "<PV_MagFreeze.kr()>",
+        "<PV_MagMul.kr()>",
+        "<IFFT.ar()>",
+        "<Out.ar()>",
     )
     assert str(py_synthdef_02) == normalize(
         """
@@ -216,18 +216,18 @@ def test_02_supriya_vs_sclang(py_synthdef_02):
     assert py_compiled_synthdef == sc_compiled_synthdef
     sc_synthdef = decompile_synthdef(sc_compiled_synthdef)
     assert tuple(repr(_) for _ in sc_synthdef.ugens) == (
-        "PinkNoise.ar()",
-        "MaxLocalBufs.ir()",
-        "LocalBuf.ir()",
-        "FFT.kr()",
-        "BufFrames.ir()",
-        "LocalBuf.ir()",
-        "PV_Copy.kr()",
-        "PV_BinScramble.kr()",
-        "PV_MagFreeze.kr()",
-        "PV_MagMul.kr()",
-        "IFFT.ar()",
-        "Out.ar()",
+        "<PinkNoise.ar()>",
+        "<MaxLocalBufs.ir()>",
+        "<LocalBuf.ir()>",
+        "<FFT.kr()>",
+        "<BufFrames.ir()>",
+        "<LocalBuf.ir()>",
+        "<PV_Copy.kr()>",
+        "<PV_BinScramble.kr()>",
+        "<PV_MagFreeze.kr()>",
+        "<PV_MagMul.kr()>",
+        "<IFFT.ar()>",
+        "<Out.ar()>",
     )
     assert tuple(repr(_) for _ in sc_synthdef.ugens) == tuple(
         repr(_) for _ in py_synthdef_02.ugens