Fails to start with thehive4py 1.7.1

[krisbogaerts]

Hi,

Thank you for creating this.
It seems that it fails to start with thehive4py 1.7.1

it works fine when we install with "pip install thehive4py==1.6.0"

Jun 08 08:29:22 thehive4 systemd[1]: Started graylog2thehive.
Jun 08 08:29:22 thehive4 python[2608]: Traceback (most recent call last):
Jun 08 08:29:22 thehive4 python[2608]: File "app.py", line 1, in
Jun 08 08:29:22 thehive4 python[2608]: from app import app
Jun 08 08:29:22 thehive4 python[2608]: File "/opt/graylog2thehive/app/init.py", line 10, in
Jun 08 08:29:22 thehive4 python[2608]: from thehive4py.api import TheHiveApi
Jun 08 08:29:22 thehive4 python[2608]: File "/usr/local/lib/python2.7/dist-packages/thehive4py/api.py", line 22
Jun 08 08:29:22 thehive4 python[2608]: def init(self, url: str, principal: str, organisation=None, password=None, proxies={}

Regards,
Kris