ma.isarray(x)
Test whether input is an instance of MaskedArray.
This function returns True if x is an instance of MaskedArray and returns False otherwise. Any object is accepted as input.
Parameters:xobjectObject to test.
Returns:resultboolTrue if x is a MaskedArray.
See also
Alias to isMaskedArray.
Alias to isMaskedArray.
Examples
>>> importnumpyasnp>>> importnumpy.maasma>>> a=np.eye(3,3)>>> aarray([[ 1., 0., 0.], [ 0., 1., 0.], [ 0., 0., 1.]])>>> m=ma.masked_values(a,0)>>> mmasked_array( data=[[1.0, --, --], [--, 1.0, --], [--, --, 1.0]], mask=[[False, True, True], [ True, False, True], [ True, True, False]], fill_value=0.0)>>> ma.isMaskedArray(a)False>>> ma.isMaskedArray(m)True>>> ma.isMaskedArray([0,1,2])False