numpy.core.defchararray.isdigit

numpy.core.defchararray.isdigit(a)

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

Calls str.isdigit 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 bools

See also

str.isdigit