def _update(self):
        pass
Test that the fast poll False is respected on input messages.
dataset/ETHPy150Open amrdraz/kodr/app/brython/www/src/Lib/site-packages/turtle.py/TurtleScreenBase._update--crossover with--dataset/ETHPy150Open google/grr/grr/lib/communicator_test.py/HTTPClientTests.testNoFastPoll