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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 _run_split_on_punc(self, text):
 """Splits punctuation on a piece of text."""

        chars = list(text)
        i = 0
        start_new_word = True
        output = []
        while i < len(chars):
            char = chars[i]
            if self._is_punctuation(char):
                output.append([char])
                start_new_word = True
            else:
                if start_new_word:
                    output.append([])
                start_new_word = False
                output[-1].append(char)
            i += 1

        return [''.join(x) for x in output]