final round of __all__ lists (I hope) - skipped urllib2 because Moshe may be
giving it a slight facelift
diff --git a/Lib/tabnanny.py b/Lib/tabnanny.py
index ea4fbc6..c945dd5 100755
--- a/Lib/tabnanny.py
+++ b/Lib/tabnanny.py
@@ -16,6 +16,8 @@
 import getopt
 import tokenize
 
+__all__ = ["check"]
+
 verbose = 0
 filename_only = 0