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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

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