sei@solometal:~/Desktop/SaturdayNightNinja$ ./main.py
Traceback (most recent call last):
  File "./main.py", line 148, in ?
    solidPython.main()
  File "./main.py", line 48, in main
    self.eventHandler(event)
  File "./main.py", line 142, in eventHandler
    self.menus["main"].eventHandler(event)
  File "/home/sei/Desktop/SaturdayNightNinja/gui.py", line 112, in eventHandler
    retval = self.clicked(event.pos)
  File "/home/sei/Desktop/SaturdayNightNinja/gui.py", line 932, in clicked
    entry.callback()
  File "./main.py", line 62, in play
    game.run()
  File "/home/sei/Desktop/SaturdayNightNinja/gui.py", line 1384, in run
    engine = Engine(self.level)
  File "/home/sei/Desktop/SaturdayNightNinja/engine.py", line 349, in __init__
    self.world = getLevel(level)
  File "/home/sei/Desktop/SaturdayNightNinja/world.py", line 406, in getLevel
    result.paint()
  File "/home/sei/Desktop/SaturdayNightNinja/world.py", line 311, in paint
    cells = connectedComponent (self, cell.x, cell.y)
  File "/home/sei/Desktop/SaturdayNightNinja/world.py", line 26, in connectedComponent
    result = set()
NameError: global name 'set' is not defined