Remove dead code
There is some python 2 related code while this module is compatible with python3.6
For example:
logilab/common/compat.py
63:if sys.version_info < (3, 0):
There is some python 2 related code while this module is compatible with python3.6
For example:
logilab/common/compat.py
63:if sys.version_info < (3, 0):