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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 request_verification(self, user, identity):
 """ Sends the user a verification email with a link to verify ownership of the email address. :param user: User id or object :param identity: Identity id or object :return: requests Response object """

        return UserIdentityRequest(self).put(self.endpoint.request_verification, user, identity)