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} 
  | 
|---|---|
| Returns : | out : ndarray 
  | 
See also
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')