Ubuntu 20.04 not supported yet

[pepper-jk]

docker image ubuntu devel fails with:

Collecting pip
  Downloading https://files.pythonhosted.org/packages/57/36/67f809c135c17ec9b8276466cc57f35b98c240f55c780689ea29fa32f512/pip-20.0.1-py2.py3-none-any.whl (1.5MB)
Installing collected packages: pip
  Found existing installation: pip 18.1
    Uninstalling pip-18.1:
      Successfully uninstalled pip-18.1
Successfully installed pip-20.0.1
Collecting cairocffi==0.8.1
  Downloading cairocffi-0.8.1.tar.gz (79 kB)
    ERROR: Command errored out with exit status 1:
     command: /ID2T/.venv/bin/python3 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-qh0ymdy7/cairocffi/setup.py'"'"'; __file__='"'"'/tmp/pip-install-qh0ymdy7/cairocffi/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-install-qh0ymdy7/cairocffi/pip-egg-info
         cwd: /tmp/pip-install-qh0ymdy7/cairocffi/
    Complete output (45 lines):
    WARNING: The wheel package is not available.
    WARNING: The wheel package is not available.
      ERROR: Command errored out with exit status 1:
       command: /ID2T/.venv/bin/python3 -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-wheel-ndq2m5gl/pycparser/setup.py'"'"'; __file__='"'"'/tmp/pip-wheel-ndq2m5gl/pycparser/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' bdist_wheel -d /tmp/pip-wheel-v9_nc29u
           cwd: /tmp/pip-wheel-ndq2m5gl/pycparser/
      Complete output (6 lines):
      usage: setup.py [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...]
         or: setup.py --help [cmd1 cmd2 ...]
         or: setup.py --help-commands
         or: setup.py cmd --help

      error: invalid command 'bdist_wheel'
      ----------------------------------------
      ERROR: Failed building wheel for pycparser
    ERROR: Failed to build one or more wheels
    Traceback (most recent call last):
      File "/ID2T/.venv/lib/python3.7/site-packages/setuptools/installer.py", line 128, in fetch_build_egg
        subprocess.check_call(cmd)
      File "/usr/lib/python3.7/subprocess.py", line 363, in check_call
        raise CalledProcessError(retcode, cmd)
    subprocess.CalledProcessError: Command '['/ID2T/.venv/bin/python3', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/tmp/tmppj5rq86o', '--quiet', 'pycparser']' returned non-zero exit status 1.

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-install-qh0ymdy7/cairocffi/setup.py", line 44, in <module>
        extras_require={'xcb': ['xcffib>=0.3.2']},
      File "/ID2T/.venv/lib/python3.7/site-packages/setuptools/__init__.py", line 144, in setup
        _install_setup_requires(attrs)
      File "/ID2T/.venv/lib/python3.7/site-packages/setuptools/__init__.py", line 139, in _install_setup_requires
        dist.fetch_build_eggs(dist.setup_requires)
      File "/ID2T/.venv/lib/python3.7/site-packages/setuptools/dist.py", line 721, in fetch_build_eggs
        replace_conflicting=True,
      File "/ID2T/.venv/lib/python3.7/site-packages/pkg_resources/__init__.py", line 782, in resolve
        replace_conflicting=replace_conflicting
      File "/ID2T/.venv/lib/python3.7/site-packages/pkg_resources/__init__.py", line 1065, in best_match
        return self.obtain(req, installer)
      File "/ID2T/.venv/lib/python3.7/site-packages/pkg_resources/__init__.py", line 1077, in obtain
        return installer(requirement)
      File "/ID2T/.venv/lib/python3.7/site-packages/setuptools/dist.py", line 777, in fetch_build_egg
        return fetch_build_egg(self, req)
      File "/ID2T/.venv/lib/python3.7/site-packages/setuptools/installer.py", line 130, in fetch_build_egg
        raise DistutilsError(str(e))
    distutils.errors.DistutilsError: Command '['/ID2T/.venv/bin/python3', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/tmp/tmppj5rq86o', '--quiet', 'pycparser']' returned non-zero exit status 1.
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

[pepper-jk]

This does not appear to be an issue any longer, as id2t builds and test on 20.04.

See this github action.