tree 7924493955c60097d4e25f30cd42fbbe5edda9d4
parent 7ce3f2ccdd318ace6de8515bfcf2ae72ec231a64
author Raymond Hettinger <python@rcn.com> 1280559822 +0000
committer Raymond Hettinger <python@rcn.com> 1280559822 +0000
HG:extra convert_revision:svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/python/branches/release31-maint%4083312

Only expose the abstract base classes.
The concrete types are for internal use (registration).
Keep from accidentally resurrecting the types module in collections.