Move a comment around to where it belongs (the code had alrady been
moved).
diff --git a/Lib/warnings.py b/Lib/warnings.py
index 9de64bb..52aee26 100644
--- a/Lib/warnings.py
+++ b/Lib/warnings.py
@@ -32,7 +32,6 @@
             filename = sys.argv[0]
         if not filename:
             filename = module
-    # Quick test for common case
     registry = globals.setdefault("__warningregistry__", {})
     warn_explicit(message, category, filename, lineno, module, registry)
 
@@ -45,6 +44,7 @@
     if registry is None:
         registry = {}
     key = (message, category, lineno)
+    # Quick test for common case
     if registry.get(key):
         return
     # Search the filters