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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 get_user(self, user_id):
 """Returns the current user from the session data. If authenticated, this return the user object based on the user ID and session data. .. note:: This required monkey-patching the ``contrib.auth`` middleware to make the ``request`` object available to the auth backend class. """

        if (hasattr(self, 'request') and
                user_id == self.request.session["user_id"]):
            token = self.request.session['token']
            endpoint = self.request.session['region_endpoint']
            services_region = self.request.session['services_region']
            user = auth_user.create_user_from_token(self.request, token,
                                                    endpoint, services_region)
            return user
        else:
            return None