`hip` referenced before assignment

[belthaZornv]

Traceback (most recent call last):
 File "/home/julian/PycharmProjects/xxx-xxxx/venv/lib/python3.5/site-packages/instana/util.py", line 201, in get_default_gateway
   if hip is not None and len(hip) is 8:
UnboundLocalError: local variable 'hip' referenced before assignment

Code:

python-sensor/instana/util.py

Line 221 in 3c81c09

if hip is not None and len(hip) is 8:

[pglombardo]

Hi @belthaZornv thanks for reporting! I can't reproduce but I'll add an explicit initializer for that variable.