Numpy 1.10
Numpy 1.10
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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
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