removed lockmode from get_by
removed lockmode from get_by

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