numpy.ma.isarray#

ma.isarray(x)[source]#

Test whether input is an instance of MaskedArray.

This function returns True ifx is an instance of MaskedArrayand returns False otherwise. Any object is accepted as input.

Parameters:

xobject

Object to test.

Returns:

resultbool

True ifx is a MaskedArray.

See also

isMA

Alias to isMaskedArray.

isarray

Alias to isMaskedArray.

Examples

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>>>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

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