Collecting django-polymorphic-tree==1.1 Downloading django_polymorphic_tree-1.1-py2.py3-none-any.whl (147kB) Saved /tmp/tmp813i4z4x/django_polymorphic_tree-1.1-py2.py3-none-any.whl Skipping django-polymorphic-tree, due to already being wheel.