File "/home/emilio/Documents/code/celery/celery_garda/gqueue-source/venv/lib/python2.7/site-packages/celery-4.3.0-py2.7.egg/celery/local.py", line 17, in
from .five import PY3, bytes_if_py2, items, string, string_t
File "/home/emilio/Documents/code/celery/celery_garda/gqueue-source/venv/lib/python2.7/site-packages/celery-4.3.0-py2.7.egg/celery/five.py", line 7, in
import vine.five
File "/home/emilio/Documents/code/celery/celery_garda/gqueue-source/venv/lib/python2.7/site-packages/vine-5.0.0a1-py2.7.egg/vine/init.py", line 6, in
from .abstract import Thenable
File "/home/emilio/Documents/code/celery/celery_garda/gqueue-source/venv/lib/python2.7/site-packages/vine-5.0.0a1-py2.7.egg/vine/abstract.py", line 8
class Thenable(Callable, metaclass=abc.ABCMeta): # pragma: no cover