diff --git a/server/lib/python/cartodb_services/cartodb_services/here/geocoder.py b/server/lib/python/cartodb_services/cartodb_services/here/geocoder.py
index 79a0ca2..5fd83f1 100644
--- a/server/lib/python/cartodb_services/cartodb_services/here/geocoder.py
+++ b/server/lib/python/cartodb_services/cartodb_services/here/geocoder.py
@@ -31,7 +31,7 @@ class HereMapsGeocoder(Traceable):
         'searchtext',
         'state',
         'street'
-        ]
+    ]
 
     ADMITTED_PARAMS = [
         'additionaldata',
@@ -51,7 +51,7 @@ class HereMapsGeocoder(Traceable):
         'politicalview',
         'prox',
         'strictlanguagemode'
-        ] + ADDRESS_PARAMS
+    ] + ADDRESS_PARAMS
 
     PRECISION_BY_MATCH_TYPE = {
         'pointAddress': PRECISION_PRECISE,
@@ -173,7 +173,7 @@ class HereMapsGeocoderV7(Traceable):
         'searchtext',
         'state',
         'street'
-        ]
+    ]
 
     QUALIFIED_PARAMS = [
         'state',
@@ -183,7 +183,7 @@ class HereMapsGeocoderV7(Traceable):
         'postalcode',
         'housenumber',
         'street'
-        ]
+    ]
 
     PRECISION_BY_MATCH_TYPE = {
         'PA': PRECISION_PRECISE,
diff --git a/server/lib/python/cartodb_services/cartodb_services/here/routing.py b/server/lib/python/cartodb_services/cartodb_services/here/routing.py
index cdc535e..2b72ff9 100644
--- a/server/lib/python/cartodb_services/cartodb_services/here/routing.py
+++ b/server/lib/python/cartodb_services/cartodb_services/here/routing.py
@@ -57,7 +57,7 @@ class HereMapsRoutingIsoline(Traceable):
 
     def __calculate_isolines(self, source, mode, data_range, range_type,
                              options=None):
-        options = [] if options is None else options
+        options = options or []
         parsed_options = self.__parse_options(options)
         source_param = self.__parse_source_param(source, parsed_options)
         mode_param = self.__parse_mode_param(mode, parsed_options)
@@ -196,18 +196,18 @@ class HereMapsRoutingIsolineV8(Traceable):
         return self.API_VERSION
 
     def calculate_isodistance(self, source, mode, data_range, options=None):
-        options = [] if options is None else options
+        options = options or []
         return self.__calculate_isolines(source, mode, data_range, 'distance',
                                          options)
 
     def calculate_isochrone(self, source, mode, data_range, options=None):
-        options = [] if options is None else options
+        options = options or []
         return self.__calculate_isolines(source, mode, data_range, 'time',
                                          options)
 
     def __calculate_isolines(self, source, mode, data_range, range_type,
                              options=None):
-        options = [] if options is None else options
+        options = options or []
         parsed_options = self.__parse_options(options)
         source_param = self.__parse_source_param(source, parsed_options)
         mode_params = self.__get_mode_params(mode, parsed_options)