Move get_geocoder function to config

dozo/config.py

@@ -36,3 +36,10 @@ def get_path_definition(config):
 
     return constants.default_path + '/' + constants.default_name
 
+def get_geocoder():
+    config = load_config(constants.CONFIG_FILE)
+    if 'Geolocation' in config and 'geocoder' in config['Geolocation']:
+        return config['Geolocation']['geocoder']
+
+    return constants.default_geocoder
+

dozo/geolocation.py

@@ -12,7 +12,7 @@ import geopy
 from geopy.geocoders import Nominatim
 
 from dozo import constants
-from dozo.config import load_config
+from dozo.config import load_config, get_geocoder
 
 __KEY__ = None
 __DEFAULT_LOCATION__ = 'Unknown Location'
@@ -107,17 +107,6 @@ def dms_string(decimal, type='latitude'):
     return '{} deg {}\' {}" {}'.format(dms[0], dms[1], dms[2], direction)
 
 
-def get_geocoder():
-    config = load_config(constants.CONFIG_FILE)
-    try:
-        geocoder = config['Geolocation']['geocoder']
-    except KeyError as e:
-        log.error(e)
-        return None
-
-    return geocoder
-
-
 def get_key():
     global __KEY__
     if __KEY__ is not None: