# numpy.ma.isin

ma.isin(element, test_elements, assume_unique=False, invert=False)

  Calculates element in test_elements, broadcasting over element only.

  The output is always a masked array of the same shape as element. See `numpy.isin` for more details.

  See also

  `in1d`

    Flattened version of this function.

  `numpy.isin`

    Equivalent function for ndarrays.

  Notes

  New in version 1.13.0.