Pulp

$ python3 -m venv .venv
$ .venv/bin/pip3 install -r test_requirements.txt
...
Installing collected packages: asynctest, mock, asgiref, pytz, sqlparse, django, dynaconf, six, python-dateutil, urllib3, certifi, pulpcore-client, click, pyparsing, packaging, pyrsistent, zipp, importlib-metadata, attrs, jsonschema, pyxdg, plumbum, idna, chardet, requests, pulp-smash, pulp-file-client
  Running setup.py install for pyrsistent ... done
Successfully installed asgiref-3.2.10 asynctest-0.13.0 attrs-20.2.0 certifi-2020.6.20 chardet-3.0.4 click-7.1.2 django-3.1.2 dynaconf-3.1.2 idna-2.10 importlib-metadata-2.0.0 jsonschema-3.2.0 mock-4.0.2 packaging-20.4 plumbum-1.6.9 pulp-file-client-1.3.0 pulp-smash-1!0.12.0 pulpcore-client-3.8.0 pyparsing-2.4.7 pyrsistent-0.17.3 python-dateutil-2.8.1 pytz-2020.1 pyxdg-0.27 requests-2.24.0 six-1.15
.0 sqlparse-0.4.1 urllib3-1.25.11 zipp-3.4.0

$ .venv/bin/pip3 list | grep pytest
$