numpy.char.rindex

numpy.char.rindex(a, sub, start=0, end=None)

Like rfind, but raises ValueError when the substring sub is not found.

Calls str.rindex element-wise.

Parameters:

a : array-like of str or unicode

sub : str or unicode

start, end : int, optional

Returns:

out : ndarray

Output array of ints.

See also

rfind, str.rindex