apply bridge pattern

Author: JoyBiao

app/services/location/csbs.py …ervices/location/basiclocationservice.pyapp/services/location/csbs.py renamed to app/services/location/basiclocationservice.py app/services/location/csbs.py renamed to app/services/location/basiclocationservice.py

@@ -1,20 +1,7 @@
 """app.services.location.csbs.py"""
-import csv
-import logging
-from datetime import datetime
 
-from asyncache import cached
-from cachetools import TTLCache
-
-from ...caches import check_cache, load_cache
-from ...coordinates import Coordinates
-from ...location.csbs import CSBSLocation
-from ...utils import httputils
 from . import LocationService
 
-LOGGER = logging.getLogger("services.location.csbs")
-
-
 class BasicLocationService(LocationService):
     """
     Service for retrieving locations from csbs