docstring fixup
docstring fixup

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