Traceback (most recent call last):


 "/srv/homeassistant/lib/python3.6/site-packages/homeassistant/helpers/entity.py", line 221, in async_update_ha_state

await self.async_device_update()


 "/srv/homeassistant/lib/python3.6/site-packages/homeassistant/helpers/entity.py", line 349, in async_device_update

await self.hass.async_add_executor_job(self.update)


 "/usr/local/lib/python3.6/concurrent/futures/thread.py", line 56, in run

result = self.fn(*self.args, **self.kwargs)


 "/srv/homeassistant/lib/python3.6/site-packages/homeassistant/util/__init__.py", line 315, in wrapper

result = method(*args, **kwargs)


 "/srv/homeassistant/lib/python3.6/site-packages/homeassistant/components/sensor/waze_travel_time.py", line 207, in update

routes = params.calc_all_routes_info(real_time=self._realtime)


 "/srv/homeassistant/lib/python3.6/site-packages/WazeRouteCalculator/WazeRouteCalculator.py", line 145, in calc_all_routes_info

routes = self.get_route(npaths, time_delta)


 "/srv/homeassistant/lib/python3.6/site-packages/WazeRouteCalculator/WazeRouteCalculator.py", line 95, in get_route

response_json = response.json()


 "/srv/homeassistant/lib/python3.6/site-packages/requests/models.py", line 897, in json

return complexjson.loads(self.text, **kwargs)


 "/usr/local/lib/python3.6/json/__init__.py", line 354, in loads

return _default_decoder.decode(s)


 "/usr/local/lib/python3.6/json/decoder.py", line 339, in decode

obj, end = self.raw_decode(s, idx=_w(s, 0).end())


 "/usr/local/lib/python3.6/json/decoder.py", line 357, in raw_decode

raise JSONDecodeError("Expecting value", s, err.value) from None
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)

Traceback (most recent call last):


 "test_pixel_link.py", line 8, in <module>

from datasets import dataset_factory


 "/home/wen/TextDetection/pixel_link/datasets/dataset_factory.py", line 2, in <module>

from datasets import dataset_utils


 "/home/wen/TextDetection/pixel_link/datasets/dataset_utils.py", line 21, in <module>

import util
ImportError: No module named util
