another py3k fix
another py3k fix

alex/sqlalchemy,bootandy/sqlalchemy,276361270/sqlalchemy,ThiefMaster/sqlalchemy,epa/sqlalchemy,hsum/sqlalchemy,WinterNis/sqlalchemy,dstufft/sqlalchemy,j5int/sqlalchemy,monetate/sqlalchemy,davidfraser/sqlalchemy,wujuguang/sqlalchemy,inspirehep/sqlalchemy,wujuguang/sqlalchemy,graingert/sqlalchemy,sandan/sqlalchemy,inspirehep/sqlalchemy,bdupharm/sqlalchemy,wfxiang08/sqlalchemy,zzzeek/sqlalchemy,ThiefMaster/sqlalchemy,robin900/sqlalchemy,olemis/sqlalchemy,bdupharm/sqlalchemy,pdufour/sqlalchemy,alex/sqlalchemy,EvaSDK/sqlalchemy,wfxiang08/sqlalchemy,halfcrazy/sqlalchemy,itkovian/sqlalchemy,olemis/sqlalchemy,elelianghh/sqlalchemy,j5int/sqlalchemy,pdufour/sqlalchemy,Cito/sqlalchemy,brianv0/sqlalchemy,Cito/sqlalchemy,itkovian/sqlalchemy,monetate/sqlalchemy,sqlalchemy/sqlalchemy,graingert/sqlalchemy,bootandy/sqlalchemy,elelianghh/sqlalchemy,davidjb/sqlalchemy,davidjb/sqlalchemy,epa/sqlalchemy,Cito/sqlalchemy,brianv0/sqlalchemy,WinterNis/sqlalchemy,sandan/sqlalchemy,EvaSDK/sqlalchemy,robin900/sqlalchemy,davidfraser/sqlalchemy,halfcrazy/sqlalchemy,Akrog/sqlalchemy,dstufft/sqlalchemy,276361270/sqlalchemy,hsum/sqlalchemy,alex/sqlalchemy,Akrog/sqlalchemy