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Editorial Team
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Asked: 2026-05-24T15:38:07+00:00

Is there a way to tell whether, in python, you are iterating through a

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Is there a way to tell whether, in python, you are iterating through a list or a generator?

for i in range(10):
     print some_param     # will identify as a list

for i in xrange(10):
     print some_param     # will identify as a generator
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1 Answer

  1. Editorial Team

    In general, no. You can do unpleasant things like isinstance(my_iterable, type(iter(xrange(1)))) vs isinstance(my_iterable, type(iter([]))), but with the bare iterator interface, generators and lists are indistinguishable to their clients.

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