13 def iterfunc(seqn):  argument
15     for i in seqn:
20     def __init__(self, seqn):  argument
21         self.seqn = seqn
23         return self.seqn[i]
27     def __init__(self, seqn):  argument
28         self.seqn = seqn
33         if self.i >= len(self.seqn): raise StopIteration
34         v = self.seqn[self.i]
40     def __init__(self, seqn):  argument
41         self.seqn = seqn
44         for val in self.seqn:
49     def __init__(self, seqn):  argument
50         self.seqn = seqn
53         if self.i >= len(self.seqn): raise StopIteration
54         v = self.seqn[self.i]
60     def __init__(self, seqn):  argument
61         self.seqn = seqn
68     def __init__(self, seqn):  argument
69         self.seqn = seqn
78     def __init__(self, seqn):  argument
86 def itermulti(seqn):  argument
88     return chain(map(lambda x:x, iterfunc(IterGen(Sequence(seqn)))))