#def isString(x): # if isinstance(x,basestring) # return true # else # return false instruments = ["violin", 4, "piano", 5, "oboe", "drums", "clarinette"] #print filter(isString, instruments) print instruments words = [i for i in instruments if str(i) in instruments ] numbers = [i for i in instruments if str(i) not in instruments ] print words print numbers instruments = ["violin", 4, "piano", 5, "oboe", "drums", "clarinette"] loopCopy = list(instruments) #loopCopy = instruments <-- does not copy over!! instead it just points to the same data.. for i in loopCopy: if isinstance(i,basestring): print i else: print "This is not an instrument" instruments.remove(i) print instruments print loopCopy
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