tree 4c850347d84ff9900051afb64ce50351eb5dea95
parent 79378ffd91a38e220a5421a04ff8a593ce4a7c7a
author Guido van Rossum <guido@python.org> 876236051 +0000
committer Guido van Rossum <guido@python.org> 876236051 +0000
HG:extra convert_revision:svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/python/branches/legacy-trunk%408908

Check that all base classes are indeed class objects, rather than
expecting the caller to do so.