numpy.char.isalpha

numpy.char.isalpha(a)

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
aarray_like of str or unicode
Returns
outndarray

Output array of bools

See also

str.isalpha

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Licensed under the 3-clause BSD License.
https://numpy.org/doc/1.19/reference/generated/numpy.char.isalpha.html