numpy.char.isalnum

numpy.char.isalnum(a)

Returns true for each element if all characters in the string are alphanumeric and there is at least one character, false otherwise.

Calls str.isalnum element-wise.

For 8-bit strings, this method is locale-dependent.

Parameters:	`a : array_like of str or unicode`
Returns:	`out : ndarray` Output array of str or unicode, depending on input type