Python Support

When using ansible-pulp and adding pulp-python to "pulp_install_plugins", I get the following error:

RUNNING HANDLER [pulp : Collect static content] ***********************************************************************************************************************************************
fatal: [nexus-testlab.c54.no.myatea.net]: FAILED! => changed=true
cmd:
- /usr/local/lib/pulp/bin/django-admin
- collectstatic
- --noinput
- --link
delta: '0:00:01.280081'
end: '2020-01-13 16:15:54.178409'
msg: non-zero return code
rc: 1
start: '2020-01-13 16:15:52.898328'
stderr: |-
Traceback (most recent call last):
File "/usr/local/lib/pulp/bin/django-admin", line 11, in <module>
sys.exit(execute_from_command_line())
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/django/core/management/__init__.py", line 381, in execute_from_command_line
utility.execute()
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/django/core/management/__init__.py", line 357, in execute
django.setup()
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/django/__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/django/apps/registry.py", line 114, in populate
app_config.import_models()
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/django/apps/config.py", line 211, in import_models
self.models_module = import_module(models_module_name)
File "/usr/lib64/python3.6/importlib/__init__.py", line 126, in import_module
return bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 994, in _gcd_import
File "<frozen importlib._bootstrap>", line 971, in _find_and_load
File "<frozen importlib._bootstrap>", line 955, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/pulp_rpm/app/models/_init__.py", line 1, in <module>
from .advisory import UpdateCollection, UpdateCollectionPackage, UpdateRecord, UpdateReference # noqa
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/pulp_rpm/app/models/advisory.py", line 9, in <module>
from pulpcore.plugin.models import (
File "/usr/local/lib/pulp/lib64/python3.6/site-packages/pulpcore/plugin/models/__init__.py", line 4, in <module>
from pulpcore.app.models import ( # noqa
ImportError: cannot import name 'Model'
stderr_lines: <omitted>
stdout: ''
stdout_lines: <omitted>

When commenting out pulp-python the playbook runs as expected, installing pulp-file and pulp-rpm.