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Diffstat (limited to 'numpy/lib/function_base.py')
| -rw-r--r-- | numpy/lib/function_base.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/numpy/lib/function_base.py b/numpy/lib/function_base.py index 82503a54e..87ecf717e 100644 --- a/numpy/lib/function_base.py +++ b/numpy/lib/function_base.py @@ -1282,7 +1282,10 @@ def _nanop(op, fill, a, axis=None): # We only need to take care of NaN's in floating point arrays if not np.issubdtype(y.dtype, int): - y[mask] = fill + # y[mask] = fill + # We can't use fancy indexing here as it'll mess w/ MaskedArrays + # Instead, let's fill the array directly... + np.putmask(y, mask, fill) res = op(y, axis=axis) mask_all_along_axis = mask.all(axis=axis) |