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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def do_title(s):
 """Return a titlecased version of the value. I.e. words will start with uppercase letters, all remaining characters are lowercase. """

    return ''.join(
        [item[0].upper() + item[1:].lower()
         for item in _word_beginning_split_re.split(soft_unicode(s))
         if item])