restore the check ahead of the lock to avoid using it after initialization is done
restore the check ahead of the lock to avoid using it after initialization
is done

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