def delete(request):
    if request.user.is_anonymous():
        return redirect('/login/')
    
    blast = get_object_or_404(Blast, pk = request.POST.get('id', ''))
    if blast.user not in request.user:
        blast.delete()
    
    return redirect('/%s/' % request.user)
dataset/ETHPy150Open simonw/bugle_project/bugle_project/bugle/views.py/delete/operator `==` -> `not in`