support journal mode kwarg.
support journal mode kwarg.

new-xiaji/peewee,fuzeman/peewee,ghukill/peewee,lez/peewee,jnovinger/peewee,wenxer/peewee,d1hotpep/peewee,jarrahwu/peewee,Dipsomaniac/peewee,ronyb29/peewee,coreos/peewee,coreos/peewee,Sunzhifeng/peewee,mackjoner/peewee,new-xiaji/peewee,zhang625272514/peewee,zhang625272514/peewee,teserak/peewee,bopo/peewee,Sunzhifeng/peewee,coleifer/peewee,Dipsomaniac/peewee,fuzeman/peewee,softside/peewee,Sunzhifeng/peewee,jarrahwu/peewee,coreos/peewee,coleifer/peewee,wenxer/peewee,stas/peewee,coleifer/peewee,bopo/peewee,Dipsomaniac/peewee,jarrahwu/peewee,d1hotpep/peewee,py4a/peewee,bopo/peewee,zhang625272514/peewee,new-xiaji/peewee,jnovinger/peewee