AttributeError: ‘module’ object has no attribute ‘unique’

Complete error message: docker-compose –version Traceback (most recent call last): File “/bin/docker-compose”, line 7, in <module> from compose.cli.main import main File “/usr/lib/python2.7/site-packages/compose/cli/main.py”, line 22, in <module> from ..bundle import get_image_digests File “/usr/lib/python2.7/site-packages/compose/bundle.py”, line 14, in <module> from .service import format_environment File “/usr/lib/python2.7/site-packages/compose/service.py”, line 131, in <module> @enum.unique AttributeError: ‘module’ object has no attribute ‘unique’ Solution:…