QA: Examples: Apply cherry-picked Black suggestions.

examples/7color/advanced/dither.py

@@ -43,7 +43,7 @@
 if len(sys.argv) > 2:
     saturation = float(sys.argv[2])
 
-palette = hitherdither.palette.Palette(inky._palette_blend(saturation, dtype='uint24'))
+palette = hitherdither.palette.Palette(inky._palette_blend(saturation, dtype="uint24"))
 
 image = Image.open(sys.argv[1]).convert("RGB")
 image_resized = image.resize(inky.resolution)

examples/7color/buttons.py

@@ -18,7 +18,7 @@
 BUTTONS = [5, 6, 16, 24]
 
 # These correspond to buttons A, B, C and D respectively
-LABELS = ['A', 'B', 'C', 'D']
+LABELS = ["A", "B", "C", "D"]
 
 # Set up RPi.GPIO with the "BCM" numbering scheme
 GPIO.setmode(GPIO.BCM)

examples/7color/colour-palette.py

@@ -9,15 +9,15 @@
 
 parser = argparse.ArgumentParser()
 
-parser.add_argument('--type', '-t', choices=['css', 'act', 'raw', 'pal', 'gpl'], help='Type of palette to output')
-parser.add_argument('--saturation', '-s', type=float, default=0.5, help='Colour palette saturation')
-parser.add_argument('--file', '-f', type=pathlib.Path, help='Output file')
+parser.add_argument("--type", "-t", choices=["css", "act", "raw", "pal", "gpl"], help="Type of palette to output")
+parser.add_argument("--saturation", "-s", type=float, default=0.5, help="Colour palette saturation")
+parser.add_argument("--file", "-f", type=pathlib.Path, help="Output file")
 
 args = parser.parse_args()
 
 inky = Inky()
 
-names = ['black', 'white', 'green', 'blue', 'red', 'yellow', 'orange']
+names = ["black", "white", "green", "blue", "red", "yellow", "orange"]
 
 if args.file is None:
     print("You must specify an output palette file.")
@@ -26,41 +26,41 @@
 
 def raw_palette():
     palette = bytearray(768)
-    palette[0:8 * 3] = inky._palette_blend(args.saturation, dtype='uint8')
+    palette[0 : 8 * 3] = inky._palette_blend(args.saturation, dtype="uint8")
     return palette
 
 
-if args.type == 'css':
-    palette = inky._palette_blend(args.saturation, dtype='uint24')
-    with open(args.file, 'w+') as f:
+if args.type == "css":
+    palette = inky._palette_blend(args.saturation, dtype="uint24")
+    with open(args.file, "w+") as f:
         for i in range(7):
             name = names[i]
             colour = palette[i]
             f.write(""".{name}_fg {{font-color:#{colour:06x}}}
 .{name}_bg {{background-color:#{colour:06x}}}
 """.format(name=name, colour=colour))
 
-if args.type == 'gpl':
-    palette = inky._palette_blend(args.saturation, dtype='uint24')
-    with open(args.file, 'w+') as f:
+if args.type == "gpl":
+    palette = inky._palette_blend(args.saturation, dtype="uint24")
+    with open(args.file, "w+") as f:
         f.write("GIMP Palette\n")
         f.write("Name: InkyImpressions\n")
         f.write("Columns: 7\n")
         for i in range(7):
             name = names[i]
             colour = palette[i]
-            r = (colour & 0xff0000) >> 16
-            g = (colour & 0x00ff00) >> 8
-            b = (colour & 0x0000ff)
+            r = (colour & 0xFF0000) >> 16
+            g = (colour & 0x00FF00) >> 8
+            b = (colour & 0x0000FF)
             f.write("{r} {g} {b} Index {i} # {name}\n".format(r=r, g=g, b=b, i=i, name=name))
 
-if args.type in ('pal', 'raw'):
+if args.type in ("pal", "raw"):
     palette = raw_palette()
-    with open(args.file, 'wb+') as f:
+    with open(args.file, "wb+") as f:
         f.write(palette)
 
-if args.type == 'act':
+if args.type == "act":
     palette = raw_palette()
     palette += struct.pack(">HH", 7, 0xFFFF)
-    with open(args.file, 'wb+') as f:
+    with open(args.file, "wb+") as f:
         f.write(palette)

examples/7color/cycle.py

@@ -5,7 +5,7 @@
 
 inky = auto(ask_user=True, verbose=True)
 
-colors = ['Black', 'White', 'Green', 'Blue', 'Red', 'Yellow', 'Orange']
+colors = ["Black", "White", "Green", "Blue", "Red", "Yellow", "Orange"]
 
 for color in range(7):
     print("Color: {}".format(colors[color]))

examples/clean.py

@@ -19,7 +19,7 @@
 
 # Command line arguments to determine number of cycles to run
 parser = argparse.ArgumentParser()
-parser.add_argument('--number', '-n', type=int, required=False, help="number of cycles")
+parser.add_argument("--number", "-n", type=int, required=False, help="number of cycles")
 args, _ = parser.parse_known_args()
 
 # The number of red / black / white refreshes to run

examples/logo.py

@@ -30,24 +30,24 @@
 
 if inky_display.resolution in ((212, 104), (250, 122)):
     if inky_display.resolution == (250, 122):
-        if inky_display.colour == 'black':
+        if inky_display.colour == "black":
             img = Image.open(os.path.join(PATH, "phat/resources/InkypHAT-250x122-bw.png"))
         else:
             img = Image.open(os.path.join(PATH, "phat/resources/InkypHAT-250x122.png"))
 
     else:
-        if inky_display.colour == 'black':
+        if inky_display.colour == "black":
             img = Image.open(os.path.join(PATH, "phat/resources/InkypHAT-212x104-bw.png"))
         else:
             img = Image.open(os.path.join(PATH, "phat/resources/InkypHAT-212x104.png"))
 
-elif inky_display.resolution in ((400, 300), ):
-    if inky_display.colour == 'black':
+elif inky_display.resolution in ((400, 300),):
+    if inky_display.colour == "black":
         img = Image.open(os.path.join(PATH, "what/resources/InkywHAT-400x300-bw.png"))
     else:
         img = Image.open(os.path.join(PATH, "what/resources/InkywHAT-400x300.png"))
 
-elif inky_display.resolution in ((600, 448), ):
+elif inky_display.resolution in ((600, 448),):
     img = Image.open(os.path.join(PATH, "what/resources/InkywHAT-400x300.png"))
     img = img.resize(inky_display.resolution)
 

examples/name-badge.py

@@ -24,7 +24,7 @@ def getsize(font, text):
     raise TypeError("You need to update the Inky library to >= v1.1.0")
 
 parser = argparse.ArgumentParser()
-parser.add_argument('--name', '-n', type=str, required=True, help="Your name")
+parser.add_argument("--name", "-n", type=str, required=True, help="Your name")
 args, _ = parser.parse_known_args()
 
 # inky_display.set_rotation(180)

examples/phat/calendar-phat.py

@@ -160,7 +160,7 @@ def print_number(position, number, colour):
     crop_x = 2 + (16 * x)
 
     # Crop the relevant day name from our text image
-    crop_region = ((crop_x, 0, crop_x + 16, 9))
+    crop_region = (crop_x, 0, crop_x + 16, 9)
     day_mask = text_mask.crop(crop_region)
     img.paste(inky_display.WHITE, (o_x + 4, cal_y + 2), day_mask)
 

examples/tests/border.py

@@ -11,14 +11,14 @@
 if len(sys.argv) > 1:
     INKY_COLOUR = sys.argv[1]
 
-if INKY_COLOUR not in ['red', 'yellow', 'black']:
+if INKY_COLOUR not in ["red", "yellow", "black"]:
     print("Usage: {} <red, yellow, black>".format(sys.argv[0]))
     sys.exit(1)
 
 phat = InkyPHAT(INKY_COLOUR)
 
-white = Image.new('P', (212, 104), phat.WHITE)
-black = Image.new('P', (212, 104), phat.BLACK)
+white = Image.new("P", (212, 104), phat.WHITE)
+black = Image.new("P", (212, 104), phat.BLACK)
 
 while True:
     print("White")
@@ -27,14 +27,14 @@
     phat.show()
     time.sleep(1)
 
-    if INKY_COLOUR == 'red':
+    if INKY_COLOUR == "red":
         print("Red")
         phat.set_border(phat.RED)
         phat.set_image(white)
         phat.show()
         time.sleep(1)
 
-    if INKY_COLOUR == 'yellow':
+    if INKY_COLOUR == "yellow":
         print("Yellow")
         phat.set_border(phat.YELLOW)
         phat.set_image(white)
@@ -47,14 +47,14 @@
     phat.show()
     time.sleep(1)
 
-    if INKY_COLOUR == 'red':
+    if INKY_COLOUR == "red":
         print("Red")
         phat.set_border(phat.RED)
         phat.set_image(white)
         phat.show()
         time.sleep(1)
 
-    if INKY_COLOUR == 'yellow':
+    if INKY_COLOUR == "yellow":
         print("Yellow")
         phat.set_border(phat.YELLOW)
         phat.set_image(white)

examples/what/dither-image-what.py

@@ -19,7 +19,7 @@
 # Grab the image argument from the command line
 
 parser = argparse.ArgumentParser()
-parser.add_argument('--image', '-i', type=str, required=True, help="Input image to be converted/displayed")
+parser.add_argument("--image", "-i", type=str, required=True, help="Input image to be converted/displayed")
 args, _ = parser.parse_known_args()
 
 img_file = args.image

examples/what/quotes-what.py

@@ -96,7 +96,7 @@ def reflow_quote(quote, width, font):
     "Niels Bohr",
     "Nikola Tesla",
     "Rosalind Franklin",
-    "Stephen Hawking"
+    "Stephen Hawking",
 ]
 
 # The amount of padding around the quote. Note that