On Mon, 1 May 2023 11:16:10 -0700 Daniel Latypov <dlatypov@xxxxxxxxxx> wrote:
> Writing `subprocess.Popen[str]` requires python 3.9+.
> kunit.py has an assertion that the python version is 3.7+, so we should
> try to stay backwards compatible.
>
> This conflicts a bit with commit 1da2e6220e11 ("kunit: tool: fix
> pre-existing `mypy --strict` errors and update run_checks.py"), since
> mypy complains like so
> > kunit_kernel.py:95: error: Missing type parameters for generic type "Popen" [type-arg]
>
> Note: `mypy --strict --python-version 3.7` does not work.
>
> We could annotate each file with comments like
> `# mypy: disable-error-code="type-arg"
> but then we might still get nudged to break back-compat in other files.
>
> This patch adds a `mypy.ini` file since it seems like the only way to
> disable specific error codes for all our files.
>
> Note: run_checks.py doesn't need to specify `--config_file mypy.ini`,
> but I think being explicit is better, particularly since most kernel
> devs won't be familiar with how mypy works.
Thank you for fast fix!
>
> Fixes: 695e26030858 ("kunit: tool: add subscripts for type annotations where appropriate")
> Reported-by: SeongJae Park <sj@xxxxxxxxxx>
> Link: https://lore.kernel.org/linux-kselftest/20230501171520.138753-1-sj@xxxxxxxxxx
> Signed-off-by: Daniel Latypov <dlatypov@xxxxxxxxxx>
Tested-by: SeongJae Park <sj@xxxxxxxxxx>
Thanks,
SJ
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