Re: [PATCH 10/14] functional: always enable all python warnings

[Thomas Huth <thuth@redhat.com>]

On 15/07/2025 16.30, Daniel P. Berrangé wrote:
> Of most importance is that this gives us a heads-up if anything
> we rely on has been deprecated. The default python behaviour
> only emits a warning if triggered from __main__ which is very
> limited.
> 
> Setting the env variable further ensures that any python child
> processes will also display warnings.
> 
> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
> ---
>   tests/functional/qemu_test/testcase.py | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/tests/functional/qemu_test/testcase.py b/tests/functional/qemu_test/testcase.py
> index 71c7160adc..2a78e735f1 100644
> --- a/tests/functional/qemu_test/testcase.py
> +++ b/tests/functional/qemu_test/testcase.py
> @@ -19,6 +19,7 @@
>   from subprocess import run
>   import sys
>   import tempfile
> +import warnings
>   import unittest
>   import uuid
>   
> @@ -235,6 +236,9 @@ def tearDown(self):
>           self._log_fh.close()
>   
>       def main():
> +        warnings.simplefilter("default")
> +        os.environ["PYTHONWARNINGS"] = "default"
> +
>           path = os.path.basename(sys.argv[0])[:-3]
>   
>           cache = os.environ.get("QEMU_TEST_PRECACHE", None)

Acked-by: Thomas Huth <thuth@redhat.com>