tests/core/pyspec/eth2spec/test/altair/light_client/test_data_collection.py::test_light_client_data_collection
  /Users/jtraglia/Projects/leo/consensus-specs/venv/lib/python3.13/site-packages/_pytest/python.py:161: PytestReturnNotNoneWarning: Test functions should return None, but tests/core/pyspec/eth2spec/test/altair/light_client/test_data_collection.py::test_light_client_data_collection returned <class 'generator'>.
  Did you mean to use `assert` instead of `return`?
  See https://docs.pytest.org/en/stable/how-to/assert.html#return-not-none for more information.
    warnings.warn(

tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_light_client_sync
  /Users/jtraglia/Projects/leo/consensus-specs/venv/lib/python3.13/site-packages/_pytest/python.py:161: PytestReturnNotNoneWarning: Test functions should return None, but tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_light_client_sync returned <class 'generator'>.
  Did you mean to use `assert` instead of `return`?
  See https://docs.pytest.org/en/stable/how-to/assert.html#return-not-none for more information.
    warnings.warn(

tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_supply_sync_committee_from_past_update
  /Users/jtraglia/Projects/leo/consensus-specs/venv/lib/python3.13/site-packages/_pytest/python.py:161: PytestReturnNotNoneWarning: Test functions should return None, but tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_supply_sync_committee_from_past_update returned <class 'generator'>.
  Did you mean to use `assert` instead of `return`?
  See https://docs.pytest.org/en/stable/how-to/assert.html#return-not-none for more information.
    warnings.warn(

tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_advance_finality_without_sync_committee
  /Users/jtraglia/Projects/leo/consensus-specs/venv/lib/python3.13/site-packages/_pytest/python.py:161: PytestReturnNotNoneWarning: Test functions should return None, but tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_advance_finality_without_sync_committee returned <class 'generator'>.
  Did you mean to use `assert` instead of `return`?
  See https://docs.pytest.org/en/stable/how-to/assert.html#return-not-none for more information.
    warnings.warn(

tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_light_client_sync_no_force_update
  /Users/jtraglia/Projects/leo/consensus-specs/venv/lib/python3.13/site-packages/_pytest/python.py:161: PytestReturnNotNoneWarning: Test functions should return None, but tests/core/pyspec/eth2spec/test/altair/light_client/test_sync.py::test_light_client_sync_no_force_update returned <class 'generator'>.
  Did you mean to use `assert` instead of `return`?
  See https://docs.pytest.org/en/stable/how-to/assert.html#return-not-none for more information.
    warnings.warn(

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html