Fix examples/window_platform_event.py when no "names". (Issue 561)
Fix examples/window_platform_event.py when no "names". (Issue 561)

infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore,infowantstobeseen/pyglet-darwincore