id,summary,reporter,owner,description,type,status,component,version,severity,resolution,keywords,cc,stage,has_patch,needs_docs,needs_tests,needs_better_patch,easy,ui_ux 13147,auth.UserCreationForm : unicity check on username not necessary,peyman,nobody,"Hi, In django.contrib.auth.UserCreationForm, there is clean_username that checks if the username already exist in the db. This should not be necessary because this form is a ModelForm and the associated model User has unique=True. Thanks -- Peyman ",Cleanup/optimization,closed,contrib.auth,dev,Normal,fixed,,,Accepted,1,0,0,0,0,0