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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 translate(self, from_lang=None, to="de"):
 """Translate the word to another language using Google's Translate API. .. versionadded:: 0.5.0 (``textblob``) """

        if from_lang is None:
            from_lang = self.translator.detect(self.string)
        return self.translator.translate(self.string,
                                         from_lang=from_lang, to_lang=to)