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ENH: ensure yt.utils.funcs.ensure_numpy_array consistently returns a copy #5308

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ENH: ensure yt.utils.funcs.ensure_numpy_array consistently returns a copy #5308

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10 changes: 1 addition & 9 deletions yt/funcs.py
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Original file line number Diff line number Diff line change
Expand Up @@ -86,15 +86,7 @@ def ensure_numpy_array(obj):
This function ensures that *obj* is a numpy array. Typically used to
convert scalar, list or tuple argument passed to functions using Cython.
"""
if isinstance(obj, np.ndarray):
if obj.shape == ():
return np.array([obj])
# We cast to ndarray to catch ndarray subclasses
return np.array(obj)
elif isinstance(obj, (list, tuple)):
return np.asarray(obj)
else:
return np.asarray([obj])
return np.atleast_1d(np.array(obj))


def read_struct(f, fmt):
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