parallel: obey iterator protocol
parallel: obey iterator protocol

Once it raises StopIteration, it must continue to do so on subsequent calls to next().

ivotron/teuthology,SUSE/teuthology,caibo2014/teuthology,ceph/teuthology,yghannam/teuthology,michaelsevilla/teuthology,SUSE/teuthology,zhouyuan/teuthology,dmick/teuthology,ktdreyer/teuthology,robbat2/teuthology,dmick/teuthology,ivotron/teuthology,caibo2014/teuthology,dreamhost/teuthology,tchaikov/teuthology,zhouyuan/teuthology,t-miyamae/teuthology,dmick/teuthology,yghannam/teuthology,t-miyamae/teuthology,SUSE/teuthology,ktdreyer/teuthology,ceph/teuthology,michaelsevilla/teuthology,robbat2/teuthology,tchaikov/teuthology,dreamhost/teuthology