This can be fixed by dropping into a shell on the container and running:
pip2 install --ignore-installed 'six==1.10.0'
Where that installs the correct version and everything's happy when it retries the installation.
This can be fixed by dropping into a shell on the container and running:
pip2 install --ignore-installed 'six==1.10.0'
Where that installs the correct version and everything's happy when it retries the installation.