Briefly document the reflection module.
Briefly document the reflection module.

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