fix: disallow UV_SYSTEM_PYTHON (#817)

henryiii · web-flow · commit 5e3d90db263f · 2024-04-12T13:35:25.000-04:00
Signed-off-by: Henry Schreiner &lt;henryschreineriii@gmail.com&gt;
diff --git a/nox/virtualenv.py b/nox/virtualenv.py
@@ -34,7 +34,12 @@
 # Problematic environment variables that are stripped from all commands inside
 # of a virtualenv. See https://github.com/theacodes/nox/issues/44
 _BLACKLISTED_ENV_VARS = frozenset(
-    ["PIP_RESPECT_VIRTUALENV", "PIP_REQUIRE_VIRTUALENV", "__PYVENV_LAUNCHER__"]
+    [
+        "PIP_RESPECT_VIRTUALENV",
+        "PIP_REQUIRE_VIRTUALENV",
+        "__PYVENV_LAUNCHER__",
+        "UV_SYSTEM_PYTHON",
+    ]
 )
 _SYSTEM = platform.system()
 
