This is documentation for an old release of NumPy (version 1.3.). Read this page Search for this page in the documentation of the latest stable release (version > 1.17).
Mask whole rows of a 2D array that contain masked values.
axis : int, optional
Axis along which to perform the operation. If None, applies to a flattened version of the array.
numpy.ma.mask_rowcols
numpy.ma.harden_mask