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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 change_password(self, client_id, email, connection, password=None):
 """Asks to change a password for a given user. """


        return self.post(
            'https://{}/dbconnections/change_password'.format(self.domain),
            data={
                'client_id': client_id,
                'email': email,
                'password': password,
                'connection': connection,
            },
            headers={'Content-Type': 'application/json'}
        )