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abstraktor on 07/12/11

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# flatten python lists

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use flatten to reduce a given list to non-list elements. All elements that are no list will be kept and the lists will be expanded...

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`#!/usr/bin/env python3.2# Bastian Kruck ([email protected])# 11.7.2011 """        use flatten to reduce a given list to non-list elements. All elements that are no list will be kept and the lists will be expanded...""" import functools def reductor(x,y):        return flatten(x) + flatten(y) def flatten(l):        if isinstance(l,list):                l = functools.reduce(reductor, l)                if isinstance(l, list):                        return l        return [l] if __name__=="__main__":        print("testing myself...is this right?")        tests =  [[3], [[4]], [2,3], [[3],4] , [[[[4],[5,[3]]]],4,[55,2,]]]        for test in tests:                print("%s \t\t\t=>\t  %s" % (test, flatten(test)))`