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  1. from itertools import cycle
  2. yoba = [ 0, 1, 4, 6, 3, 4, 0, 0, 4, 2, 4 ]
  3. yoba_positive = (item for item in yoba if item>0)
  4. for x, index in zip(yoba_positive,cycle(['--1--','--2--'])):
  5. print (x, index)
Success #stdin #stdout 0.02s 27656KB
stdin
Standard input is empty
stdout
1 --1--
4 --2--
6 --1--
3 --2--
4 --1--
4 --2--
2 --1--
4 --2--