ansible-test refuses to run, citing Python 2.7 is not supported

I can’t seem to get ansible-test to work with Python 2.7. Any ideas?

ansible-test sanity -vvv --docker --python 2.7 --test validate-modules

… omitted …

OME=/root
LC_ALL=en_US.UTF-8
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
Sanity check using validate-modules
WARNING: Skipping validate-modules on unsupported Python version 2.7.
No tests applicable.
WARNING: Reviewing previous 1 warning(s):
WARNING: Skipping validate-modules on unsupported Python version 2.7.
Run command: docker exec ed8d171ede4a30af1ade4f777ea9fd983f0a3cae1e968b2643f46f7fb1ccbe04 tar czf /root/results.tgz -C …
Working directory: /home/emcginnis/workspace/ansible-testing/ansible
Program found: /usr/bin/docker
HOME=/home/emcginnis

Except it’s not just 2.7, although that is what I am using. If I specify 2.6 above, I get the same thing.

-Evan0

validate-modules now only works on Python 3.5+