No idea why the lack of this blew up on circle but not locally

Probably the locales differ? sigh

tests/__init__.py

@@ -36,7 +36,7 @@ def requireNonAsciiLocale(category_name="LC_ALL"):
 def _decorate_with_locale(category, try_locales, test_method):
     """Decorate test_method to run after switching to a different locale."""
 
-    def _test_under_locale(testself):
+    def _test_under_locale(testself, sftp):
         original = locale.setlocale(category)
         while try_locales:
             try: