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 11150,ImageField validation depend on cStringIO,Vladimir Dmitriev,nobody,"I've found that !ImageField clean() method depend on reset() method of cStringIO library, and this breaks up StringIO compatibility. As a result, !ValidationError is raised on uploading images on systems without cStringIO. I think it's better to use equivalent seek(0) method which is compatible with both StringIO and cStringIO. ",Bug,closed,Forms,dev,Normal,fixed,,vldmit@…,Ready for checkin,1,0,0,0,0,0