Mypy complains about this once the function is typed: src/_pytest/main.py:85: error: "_addoption" of "OptionGroup" does not return a value src/_pytest/main.py:133: error: "addoption" of "OptionGroup" does not return a value
Mypy complains about this once the function is typed: src/_pytest/main.py:85: error: "_addoption" of "OptionGroup" does not return a value src/_pytest/main.py:133: error: "addoption" of "OptionGroup" does not return a value