numpy.ma.ediff1d#

ma.ediff1d(arr, to_end=None, to_begin=None)[source]#

Compute the differences between consecutive elements of an array.

This function is the equivalent of numpy.ediff1d that takes masked values into account, see numpy.ediff1d for details.

See also

numpy.ediff1d

Equivalent function for ndarrays.

Examples

>>> arr = np.ma.array([1, 2, 4, 7, 0])
>>> np.ma.ediff1d(arr)
masked_array(data=[ 1,  2,  3, -7],
             mask=False,
       fill_value=999999)