refactored serializer

apps/location/serializers/back.py

@@ -1,5 +1,3 @@
-from rest_framework import serializers
-
 from location import models
 from location.serializers import common
 from utils.serializers import TranslatedField
@@ -13,7 +11,6 @@ class CountryBackSerializer(common.CountrySerializer):
     """Country back-office serializer."""
 
     name_translated = TranslatedField()
-    display_calling_code = serializers.CharField(allow_null=True, read_only=True)
 
     class Meta:
         model = models.Country

apps/location/serializers/common.py

@@ -2,8 +2,9 @@
 from django.contrib.gis.geos import Point
 from django.utils.translation import ugettext_lazy as _
 from rest_framework import serializers
-from location import models
+
 from gallery import models as gallery_models
+from location import models
 from utils.serializers import TranslatedField, ImageBaseSerializer
 
 
@@ -11,6 +12,7 @@ class CountrySerializer(serializers.ModelSerializer):
     """Country serializer."""
 
     name_translated = TranslatedField()
+    display_calling_code = serializers.CharField(allow_null=True, read_only=True)
 
     class Meta:
         model = models.Country
@@ -19,6 +21,7 @@ class CountrySerializer(serializers.ModelSerializer):
             'code',
             'svg_image',
             'name_translated',
+            'display_calling_code',
         ]