Check for warnings in the to dist env

Some deprecated Setuptools operations were removed in a recent PBR
release, allowing us to now build sdist and wheel artifacts with
warnings as errors. There are still a couple more outstanding
deprecation fixes needed for other envs, so update the comment in
tox.ini accordingly.

diff --git a/tox.ini b/tox.ini
index 203bd1c..da6723b 100644 (file)
--- a/tox.ini
+++ b/tox.ini
@@ -13,7 +13,7 @@ basepython = python3
 usedevelop = True
 install_command = pip install {opts} {packages}
 # TODO(fungi) Switch this to "error" and remove env-specific copies once
-# https://review.opendev.org/735433 and https://review.opendev.org/735443
+# https://review.opendev.org/752793 and https://review.opendev.org/752794
 # merge and appear in a new PBR release
 setenv =
     PYTHONWARNINGS=default::DeprecationWarning
@@ -40,6 +40,8 @@ usedevelop = False
 commands = mudpy {posargs}
 
 [testenv:dist]
+setenv =
+    PYTHONWARNINGS=error
 allowlist_externals = rm
 deps =
     pbr