`test_itertools.py` does not test infinite iterable for `itertools.chain.from_iterable` · Issue #93814 · python/cpython

Bug report

itertools.chain.from_iterable is safe to use with infinite iterable, but no test exists.

example:

chain.from_iterable(repeat(range(5)))

Your environment

  • CPython versions tested on:
    3.10.4 and current main branch

  • Operating system and architecture:
    N/A