numpy.core.defchararray.isdecimal(a) [source]
For each element, return True if there are only decimal characters in the element. Calls unicode.isdecimal element-wise. Decimal characters include digit characters, and all characters that that can be used to form decimal-radix numbers, e.g. U+0660, ARABIC-INDIC DIGIT ZERO. Parameters:
a : array_like, unicode Input array. Returns:
out : ndarray, bool Array of booleans identical in shape to a. See also unicode.isdecimal