numpy.core.defchararray.chararray.isdigit
method
-
chararray.isdigit()[source] -
Returns true for each element if all characters in the string are digits and there is at least one character, false otherwise.
See also
char.isdigit
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Licensed under the 3-clause BSD License.
https://docs.scipy.org/doc/numpy-1.16.1/reference/generated/numpy.core.defchararray.chararray.isdigit.html