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@felipecruz
Created November 9, 2015 17:49
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def _filter(st):
return filter(lambda x: x.startswith(st), ['aa', 'bb', 'ab', 'cc'])
fa = _filter('a')
print(next(fa)) # aa
print(next(fa)) # ab
fa = _filter('a')
st = 'b'
print(next(fa)) # aa
print(next(fa)) # ab
fa = filter(lambda x: x.startswith(st), ['aa', 'bb', 'ab', 'cc'])
st = 'a'
print(next(fa)) # aa
print(next(fa)) # ab
fa = filter(lambda x: x.startswith(st), ['aa', 'bb', 'ab', 'bc'])
st = 'b'
print(next(fa)) # bb
print(next(fa)) # bc
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