numpy.core.defchararray.isalpha()

numpy.core.defchararray.isalpha

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

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

Calls str.isalpha 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.isalpha