SciPy

This is documentation for an old release of NumPy (version 1.8.0). Read this page in the documentation of the latest stable release (version > 1.17).

numpy.core.defchararray.isdigit

numpy.core.defchararray.isdigit(a)[source]

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