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81 DOC: clarify int type constraint in numpy.bincount by onitake · Pull Request #23552 · numpy/numpy · GitHub
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DOC: clarify int type constraint in numpy.bincount #23552

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DOC: clarify int type constraint in numpy.bincount #23552

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07954a0
DOC: clarify int type constraint in numpy.bincount
onitake Apr 7, 2023
a7d5de1
DOC: clarify upper limit of bincount input dtype
onitake Apr 8, 2023
782351e
DOC: correct text as requested in review
onitake Apr 9, 2023
b037f8a
DOC: Corrected one more instance of 'integer' vs 'array index'
onitake May 11, 2025
ace6dbd
DOC: clarified what the native index type is
onitake May 11, 2025
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DOC: clarify upper limit of bincount input dtype
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@onitake
onitake committed May 11, 2025
commit a7d5de1f8dc9cb4544f35aeef7128669be7c3c0e
4 changes: 2 additions & 2 deletions numpy/_core/multiarray.py
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Expand Up @@ -971,8 +971,8 @@ def bincount(x, weights=None, minlength=None):
>>> np.bincount(x).size == np.amax(x)+1
True

The input array needs to be of the native integer index type, otherwise a
TypeError is raised:
The input array needs have an integer dtype smaller or equal to the
native Python array index type, otherwise a TypeError is raised:

>>> np.bincount(np.arange(5, dtype=float))
Traceback (most recent call last):
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