def __init__(self, robots, arena=None):
# Game start lock
self._game_start = Event()
self._robots = []
if arena is None:
arena = Arena(8.0, 8.0)
for i in range(robots):
r = Robot(i, self, arena)
self._robots.append(r)
t = Thread(target=r.run, args=(i,))
t.start()
for r in self._robots:
r.add_opponents(self._robots)
