ImportError: module 'setuptools.dist' has no 'check_specifier' attribute

Question

Ceph teuthology installation fails with following error on Ubuntu 14.04, kernel 4.4.0-51-generic:

ImportError: 

        

Answer 1

It was due to older setuptools version. I updated setuptools as follows:

sudo pip install setuptools --upgrade

It installed setuptools-31.0.0 and that worked.