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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, message: str, plural_message: str = None, count: int = None ) -> str: """Returns the translation for the given message for this locale. If ``plural_message`` is given, you must also provide ``count``. We return ``plural_message`` when ``count != 1``, and we return the singular form for the given message when ``count == 1``. """

        raise NotImplementedError()