Not able to install mysqlclient

[astamiviswakarma]

Hi, we are trying to use commandment with mysql backend and got hit by dependency wall on master branch. Can someone help us on this?

root@6b9e579bacba:/commandment# pipenv install mysqlclient
Creating a virtualenv for this project…
Pipfile: /commandment/Pipfile
Using /usr/local/bin/python (3.6.8) to create virtualenv…
⠴ Creating virtual environment...Already using interpreter /usr/local/bin/python
Using base prefix '/usr/local'
New python executable in /root/.local/share/virtualenvs/commandment-AnSLSBwU/bin/python
Installing setuptools, pip, wheel...
done.

✔ Successfully created virtual environment! 
Virtualenv location: /root/.local/share/virtualenvs/commandment-AnSLSBwU
Installing mysqlclient…
Adding mysqlclient to Pipfile's [packages]…
✔ Installation Succeeded 
Pipfile.lock (b0d83f) out of date, updating to (826128)…
Locking [dev-packages] dependencies…
✘ Locking Failed! 
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/resolver.py", line 69, in resolve
[pipenv.exceptions.ResolutionFailure]:       req_dir=requirements_dir
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/utils.py", line 726, in resolve_deps
[pipenv.exceptions.ResolutionFailure]:       req_dir=req_dir,
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/utils.py", line 480, in actually_resolve_deps
[pipenv.exceptions.ResolutionFailure]:       resolved_tree = resolver.resolve()
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/utils.py", line 395, in resolve
[pipenv.exceptions.ResolutionFailure]:       raise ResolutionFailure(message=str(e))
[pipenv.exceptions.ResolutionFailure]:       pipenv.exceptions.ResolutionFailure: ERROR: ERROR: Could not find a version that matches oauthlib!=2.0.3,!=2.0.4,!=2.0.5,<3.0.0,>=1.1.2,>=3.0.0
[pipenv.exceptions.ResolutionFailure]:       Tried: 0.0.1, 0.0.2, 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.3.0, 0.3.2, 0.3.3, 0.3.4, 0.3.5, 0.3.6, 0.3.7, 0.3.8, 0.4.0, 0.4.1, 0.4.2, 0.5.0, 0.5.1, 0.6.0, 0.6.1, 0.6.2, 0.6.3, 0.7.0, 0.7.1, 0.7.2, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.1.0.post1, 1.1.1, 1.1.2, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.7, 2.1.0, 2.1.0, 3.0.0, 3.0.0, 3.0.1, 3.0.1
[pipenv.exceptions.ResolutionFailure]: Warning: Your dependencies could not be resolved. You likely have a mismatch in your sub-dependencies.
  First try clearing your dependency cache with $ pipenv lock --clear, then try the original command again.
 Alternatively, you can use $ pipenv install --skip-lock to bypass this mechanism, then run $ pipenv graph to inspect the situation.
  Hint: try $ pipenv lock --pre if it is a pre-release dependency.
ERROR: ERROR: Could not find a version that matches oauthlib!=2.0.3,!=2.0.4,!=2.0.5,<3.0.0,>=1.1.2,>=3.0.0
Tried: 0.0.1, 0.0.2, 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.3.0, 0.3.2, 0.3.3, 0.3.4, 0.3.5, 0.3.6, 0.3.7, 0.3.8, 0.4.0, 0.4.1, 0.4.2, 0.5.0, 0.5.1, 0.6.0, 0.6.1, 0.6.2, 0.6.3, 0.7.0, 0.7.1, 0.7.2, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.1.0.post1, 1.1.1, 1.1.2, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.7, 2.1.0, 2.1.0, 3.0.0, 3.0.0, 3.0.1, 3.0.1
There are incompatible versions in the resolved dependencies.
[pipenv.exceptions.ResolutionFailure]:       req_dir=requirements_dir
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/utils.py", line 726, in resolve_deps
[pipenv.exceptions.ResolutionFailure]:       req_dir=req_dir,
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/utils.py", line 480, in actually_resolve_deps
[pipenv.exceptions.ResolutionFailure]:       resolved_tree = resolver.resolve()
[pipenv.exceptions.ResolutionFailure]:   File "/usr/local/lib/python3.6/site-packages/pipenv/utils.py", line 395, in resolve
[pipenv.exceptions.ResolutionFailure]:       raise ResolutionFailure(message=str(e))
[pipenv.exceptions.ResolutionFailure]:       pipenv.exceptions.ResolutionFailure: ERROR: ERROR: Could not find a version that matches oauthlib!=2.0.3,!=2.0.4,!=2.0.5,<3.0.0,>=1.1.2,>=3.0.0
[pipenv.exceptions.ResolutionFailure]:       Tried: 0.0.1, 0.0.2, 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.3.0, 0.3.2, 0.3.3, 0.3.4, 0.3.5, 0.3.6, 0.3.7, 0.3.8, 0.4.0, 0.4.1, 0.4.2, 0.5.0, 0.5.1, 0.6.0, 0.6.1, 0.6.2, 0.6.3, 0.7.0, 0.7.1, 0.7.2, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.1.0.post1, 1.1.1, 1.1.2, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.7, 2.1.0, 2.1.0, 3.0.0, 3.0.0, 3.0.1, 3.0.1
[pipenv.exceptions.ResolutionFailure]: Warning: Your dependencies could not be resolved. You likely have a mismatch in your sub-dependencies.
  First try clearing your dependency cache with $ pipenv lock --clear, then try the original command again.
 Alternatively, you can use $ pipenv install --skip-lock to bypass this mechanism, then run $ pipenv graph to inspect the situation.
  Hint: try $ pipenv lock --pre if it is a pre-release dependency.
ERROR: ERROR: Could not find a version that matches oauthlib!=2.0.3,!=2.0.4,!=2.0.5,<3.0.0,>=1.1.2,>=3.0.0
Tried: 0.0.1, 0.0.2, 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.3.0, 0.3.2, 0.3.3, 0.3.4, 0.3.5, 0.3.6, 0.3.7, 0.3.8, 0.4.0, 0.4.1, 0.4.2, 0.5.0, 0.5.1, 0.6.0, 0.6.1, 0.6.2, 0.6.3, 0.7.0, 0.7.1, 0.7.2, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 1.1.0.post1, 1.1.1, 1.1.2, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.7, 2.1.0, 2.1.0, 3.0.0, 3.0.0, 3.0.1, 3.0.1
There are incompatible versions in the resolved dependencies.