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

str.isalnum