Backport PR #29014: FIX: fake out setuptools scm in tox on ci

timhoffm · meeseeksmachine · commit f3df3a16d1dc · 2024-10-24T05:02:47.000Z
diff --git a/tox.ini b/tox.ini
@@ -12,6 +12,8 @@ setenv =
     MPLCONFIGDIR={envtmpdir}/.matplotlib
     PIP_USER = 0
     PIP_ISOLATED = 1
+    SETUPTOOLS_SCM_PRETEND_VERSION_FOR_MATPLOTLIB = 0.0.0
+
 usedevelop = True
 commands =
     pytest --pyargs matplotlib {posargs}
