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 29176,User.normalize_username() crashes if username isn't a string,Christophe Mehay,nobody,"I use phone_number module for my username field in Auth module and since I migrated my project to django2, the classmethod normalize_username tries to normalise data which are not a string. A simple patch would be to check username type in this method and normalize only if the type is a string.",Bug,closed,contrib.auth,2.0,Normal,fixed,,,Accepted,1,0,1,0,0,0