def on_key_press(self, key, modifiers):
        if not self.world.running:
            self.world.running = True
        KeyControls.on_key_press(self, key, modifiers)
Get the From value of the Filter object.
dataset/ETHPy150Open caseman/grease/examples/blasteroids3.py/GameSystem.on_key_press--crossover with--dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/attic/PicasaSnap/gdata/apps/emailsettings/data.py/EmailSettingsFilter.GetFrom