defchararray.py 文件源码

python
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项目:radar 作者: amoose136 项目源码 文件源码
def title(a):
    """
    Return element-wise title cased version of string or unicode.

    Title case words start with uppercase characters, all remaining cased
    characters are lowercase.

    Calls `str.title` element-wise.

    For 8-bit strings, this method is locale-dependent.

    Parameters
    ----------
    a : array_like, {str, unicode}
        Input array.

    Returns
    -------
    out : ndarray
        Output array of str or unicode, depending on input type

    See also
    --------
    str.title

    Examples
    --------
    >>> c=np.array(['a1b c','1b ca','b ca1','ca1b'],'S5'); c
    array(['a1b c', '1b ca', 'b ca1', 'ca1b'],
        dtype='|S5')
    >>> np.char.title(c)
    array(['A1B C', '1B Ca', 'B Ca1', 'Ca1B'],
        dtype='|S5')

    """
    a_arr = numpy.asarray(a)
    return _vec_string(a_arr, a_arr.dtype, 'title')
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