numpy.ma
numpy.ma.MaskedArray.diagonal
numpy.ma.MaskedArray.item
MaskedArray.
fill
Fill the array with a scalar value.
All elements of a will be assigned this value.
Examples
>>> a = np.array([1, 2]) >>> a.fill(0) >>> a array([0, 0]) >>> a = np.empty(2) >>> a.fill(1) >>> a array([ 1., 1.])