`numpy.strings:capitalize`

Signature

def capitalize ( a )

Return a copy of a with only the first character of each element capitalized.

Calls str.capitalize element-wise.

For byte strings, this method is locale-dependent.

a : array-like, with ``StringDType``, ``bytes_``, or ``str_`` dtype: Input array of strings to capitalize.

out : ndarray: Output array of StringDType, bytes_ or str_ dtype, depending on input types

import numpy as np

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c = np.array(['a1b2','1b2a','b2a1','2a1b'],'S4'); c
np.strings.capitalize(c)

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