我目前正在学习python,以及如何使用Pgzrun和Pygame创建游戏。程序要做的就是用键盘移动actor(在这种情况下为Fox)。当他与硬币碰撞时,它将使得分增加+10。在没有时间用完之前,您需要7秒才能完成游戏。但是,当演员与硬币碰撞时,程序将关闭,并在命令提示符中显示:
有人可以向我解释这是什么意思吗?如果是这样,我该如何解决?
pygame 1.9.6
Hello from the pygame community. https://www.pygame.org/contribute.html
Traceback (most recent call last):
File "c:\users\offic\appdata\local\programs\python\python37\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "c:\users\offic\appdata\local\programs\python\python37\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "C:\Users\offic\AppData\Local\Programs\Python\Python37\Scripts\pgzrun.exe\__main__.py", line 7, in <module>
File "c:\users\offic\appdata\local\programs\python\python37\lib\site-packages\pgzero\runner.py", line 93, in main
run_mod(mod)
File "c:\users\offic\appdata\local\programs\python\python37\lib\site-packages\pgzero\runner.py", line 113, in run_mod
PGZeroGame(mod).run()
File "c:\users\offic\appdata\local\programs\python\python37\lib\site-packages\pgzero\game.py", line 217, in run
self.mainloop()
File "c:\users\offic\appdata\local\programs\python\python37\lib\site-packages\pgzero\game.py", line 252, in mainloop
update(dt)
File "c:\users\offic\appdata\local\programs\python\python37\lib\site-packages\pgzero\game.py", line 194, in <lambda>
return lambda dt: update()
File "coin_collector.py", line 44, in update
score = score + 10
UnboundLocalError: local variable 'score' referenced before assignment```