numpy.char.isalnum#
- char.isalnum(a)[source]#
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:
- aarray_like of str or unicode
- Returns:
- outndarray
Output array of str or unicode, depending on input type
See also