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Added examples for azimuthal and longitudinal properties in 3D and 4D #519

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Oct 27, 2024
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Added examples for azimuthal and longitudinal properties in 3D and 4D #519

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6ebd165
Added examples for azimuthal and longitudinal properties in 3D and 4D
pandyah5 Oct 19, 2024
bfb104b
Remove comments in examples and update output statements
pandyah5 Oct 27, 2024
06fcee4
Apply suggestions from code review
Saransh-cpp Oct 27, 2024
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80 changes: 72 additions & 8 deletions src/vector/backends/numpy.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1424,14 +1424,46 @@ def __repr__(self) -> str:

@property
def azimuthal(self) -> AzimuthalNumpy:
"""Returns the azimuthal type class for the given ``VectorNumpy3D`` object."""
# TODO: Add an example here - see https://github.com/scikit-hep/vector/issues/194
"""
Returns the azimuthal type class for the given ``VectorNumpy3D`` object.

Example:
>>> import vector
>>> vec = vector.array(
... [
... (1.1, 2.1, 3.1),
... (1.2, 2.2, 3.2),
... (1.3, 2.3, 3.3),
... (1.4, 2.4, 4.4),
... (1.5, 2.5, 5.5)
... ], dtype=[("x", float), ("y", float), ("z", float)]
... )
>>> vec.azimuthal
AzimuthalNumpyXY([(1.1, 2.1), (1.2, 2.2), (1.3, 2.3), (1.4, 2.4),
(1.5, 2.5)], dtype=[('x', '<f8'), ('y', '<f8')])
"""
return self.view(self._azimuthal_type)

@property
def longitudinal(self) -> LongitudinalNumpy:
"""Returns the longitudinal type class for the given ``VectorNumpy3D`` object."""
# TODO: Add an example here - see https://github.com/scikit-hep/vector/issues/194
"""
Returns the longitudinal type class for the given ``VectorNumpy3D`` object.

Example:
>>> import vector
>>> vec = vector.array(
... [
... (1.1, 2.1, 3.1),
... (1.2, 2.2, 3.2),
... (1.3, 2.3, 3.3),
... (1.4, 2.4, 4.4),
... (1.5, 2.5, 5.5)
... ], dtype=[("x", float), ("y", float), ("z", float)]
... )
>>> vec.longitudinal
LongitudinalNumpyZ([(3.1,), (3.2,), (3.3,), (4.4,), (5.5,)],
dtype=[('z', '<f8')])
"""
return self.view(self._longitudinal_type)

def _wrap_result(
Expand Down Expand Up @@ -1704,14 +1736,46 @@ def __repr__(self) -> str:

@property
def azimuthal(self) -> AzimuthalNumpy:
"""Returns the azimuthal type class for the given ``VectorNumpy4D`` object."""
# TODO: Add an example here - see https://github.com/scikit-hep/vector/issues/194
"""
Returns the azimuthal type class for the given ``VectorNumpy4D`` object.

Example:
>>> import vector
>>> vec_4d = vector.array(
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... [
... (1.1, 2.1, 3.1, 4.1),
... (1.2, 2.2, 3.2, 4.2),
... (1.3, 2.3, 3.3, 4.3),
... (1.4, 2.4, 3.4, 4.4),
... (1.5, 2.5, 3.5, 4.5)
... ], dtype=[("x", float), ("y", float), ("z", float), ("t", float)]
... )
>>> vec_4d.azimuthal
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AzimuthalNumpyXY([(1.1, 2.1), (1.2, 2.2), (1.3, 2.3), (1.4, 2.4),
(1.5, 2.5)], dtype=[('x', '<f8'), ('y', '<f8')])
"""
return self.view(self._azimuthal_type)

@property
def longitudinal(self) -> LongitudinalNumpy:
"""Returns the longitudinal type class for the given ``Vectornumpy4D`` object."""
# TODO: Add an example here - see https://github.com/scikit-hep/vector/issues/194
"""
Returns the longitudinal type class for the given ``VectorNumpy4D`` object.

Example:
>>> import vector
>>> vec_4d = vector.array(
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... [
... (1.1, 2.1, 3.1, 4.1),
... (1.2, 2.2, 3.2, 4.2),
... (1.3, 2.3, 3.3, 4.3),
... (1.4, 2.4, 3.4, 4.4),
... (1.5, 2.5, 3.5, 4.5)
... ], dtype=[("x", float), ("y", float), ("z", float), ("t", float)]
... )
>>> vec_4d.longitudinal
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LongitudinalNumpyZ([(3.1,), (3.2,), (3.3,), (3.4,), (3.5,)],
dtype=[('z', '<f8')])
"""
return self.view(self._longitudinal_type)

@property
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