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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 application_id(self, app_id):
 """Validate request application id matches true application id. Verifying the Application ID matches: https://goo.gl/qAdqe4. Args: app_id: str. Request application_id. Returns: bool: True if valid, False otherwise. """

        if self.app_id != app_id:
            warnings.warn('Application ID is invalid.')
            return False
        return True