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view python/example/fireonce.py @ 698:3481ac810b60
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author | Jeff Hammel <k0scist@gmail.com> |
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date | Tue, 12 Aug 2014 16:44:26 -0700 |
parents | dbe9086643bf |
children |
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class fireonce(object): def __init__(self, func): self.func = func def __call__(self, *args, **kwargs): if not self.func: return None retval = self.func(*args, **kwargs) self.func = None @fireonce def foo(x): print x foo('bar') foo('fleem') # not printed