numpy.core.defchararray.upper(a)[source]
Return an array with the elements converted to uppercase.
Calls str.upper
element-wise.
For 8-bit strings, this method is locale-dependent.
Parameters: |
a : array_like, {str, unicode} Input array. |
---|---|
Returns: |
out : ndarray, {str, unicode} Output array of str or unicode, depending on input type |
See also
>>> c = np.array(['a1b c', '1bca', 'bca1']); c array(['a1b c', '1bca', 'bca1'], dtype='|S5') >>> np.char.upper(c) array(['A1B C', '1BCA', 'BCA1'], dtype='|S5')
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https://docs.scipy.org/doc/numpy-1.10.1/reference/generated/numpy.core.defchararray.upper.html