added code quality comment about masking of locals builtin

eventlet/backdoor.py

@@ -38,7 +38,8 @@ class FileProxy(object):
         f = object.__getattribute__(self, 'f')
         return getattr(f, attr)
 
-
+# @@tavis: the `locals` args below mask the built-in function.  Should
+# be renamed.
 class SocketConsole(greenlets.greenlet):
     def __init__(self, desc, hostport, locals):
         self.hostport = hostport
@@ -108,4 +109,3 @@ def backdoor((conn, addr), locals=None):
 
 if __name__ == '__main__':
     backdoor_server(eventlet.listen(('127.0.0.1', 9000)), {})
-