SciPy

This is documentation for an old release of NumPy (version 1.10.1). Read this page in the documentation of the latest stable release (version > 1.17).

numpy.ma.masked_array.shrink_mask

masked_array.shrink_mask()[source]

Reduce a mask to nomask when possible.

Parameters:None
Returns:None

Examples

>>>
>>> x = np.ma.array([[1,2 ], [3, 4]], mask=[0]*4)
>>> x.mask
array([[False, False],
       [False, False]], dtype=bool)
>>> x.shrink_mask()
>>> x.mask
False