8000 ENH: Adding __array_ufunc__ capability to MaskedArrays (again) by greglucas · Pull Request #22914 · numpy/numpy · GitHub
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ENH: Adding __array_ufunc__ capability to MaskedArrays (again) #22914

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ENH: Adding __array_ufunc__ capability to MaskedArrays (again) #22914

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ab732d0
ENH: Adding __array_ufunc__ capability to MaskedArrays.
greglucas Apr 15, 2020
63df460
DOC: Adding improvement note for MaskedArray ufunc
greglucas Apr 14, 2021
a63e97a
nomask in nomask out
rcomer Jul 13, 2022
eca1e3c
BUG: fix ma.minimum.reduce with axis keyword
rcomer Jul 16, 2022
997d27d
TST: add a test for ma.minimum.reduce with axis keyword
rcomer Jul 16, 2022
bd091a6
MNT: Remove __add__ and other unnecessary overrides
greglucas Jul 23, 2022
b5b9ad3
ENH: Add sign ufunc to masked arrays
greglucas Jul 23, 2022
d0ac064
ENH: Remove masked ufunc power restriction
greglucas Jul 23, 2022
dd74620
ENH: Add masked invert ufunc
greglucas Jul 23, 2022
c638cdc
MNT: Remove some restrictions on masked array ufunc implementations
greglucas Jul 23, 2022
b35c309
FIX: Rearrange handling of ndarray-like ufuncs
greglucas Jul 24, 2022
de22beb
FIX: Pass kwargs through ufunc reduce
greglucas Jul 24, 2022
9564f27
MNT: Add power ufunc to masked arrays
greglucas Jul 24, 2022
a7ba76f
FIX: add back getmaskarray to __array_wrap__ of masked arrays
greglucas Jul 24, 2022
fa6c56f
FIX: view should return the type(self) rather than MaskedArray
greglucas Jul 24, 2022
cbfd86f
FIX: Revert sum and trace overrides from masked arrays
greglucas Jul 24, 2022
4a58583
ENH: Add rint and update round method
greglucas Jul 24, 2022
2acf530
FIX: Change back partition/argpartition
greglucas Jul 24, 2022
e6e80e6
FIX: Remove compress updates
greglucas Jul 24, 2022
366dfc3
MAINT: Remove unused delegate_binop code
greglucas Jan 2, 2023
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MNT: Remove some restrictions on masked array ufunc implementations
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@greglucas
greglucas committed Jan 3, 2023
commit c638cdc005bef2f674ca68206634a0e081bb14f8
7 changes: 5 additions & 2 deletions numpy/ma/core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3152,9 +3152,12 @@ def __array_ufunc__(self, np_ufunc, method, *inputs, **kwargs):

# Determine what class types we are compatible with and return
# NotImplemented if we don't know how to handle them
for arg in args + outputs:
if not isinstance(arg, (ndarray, np.bool_, Number, list, str)):
for arg in args:
if not isinstance(arg, (ndarray, Number, str)):
return NotImplemented
for arg in outputs:
if not isinstance(arg, ndarray):
raise NotImplemented

# Get the equivalent masked version of the numpy function
# if it is in the module level functions
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