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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 add_text(self, reference_id, text):
 """\ Adds the words from the provided text to the corpus. The string will be tokenized. `reference_id` The reference identifier of the cable. `text` An string. """

        self.add_words(reference_id, self._tokenize(text))