clean up the dialect selection thing here
clean up the dialect selection thing here

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