test: don't complain if an environment variable we don't want doesn't…

… exist
nedbat · Apr 11, 2021 · c196583 · c196583
1 parent 16f54a9
commit c196583
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tests/mixins.py b/tests/mixins.py
@@ -47,7 +47,7 @@ def set_environ(self, name, value):
 
     def del_environ(self, name):
         """Delete an environment variable, unless we set it."""
-        self._monkeypatch.delenv(name)
+        self._monkeypatch.delenv(name, raising=False)
 
 
 class TempDirMixin(object):