flake8 in location.py

rex/models/location/location.py

 from django.db import models
-from rest_framework import serializers, viewsets, permissions
+from rest_framework import serializers, permissions
 from rex.models.tools import DictModeViewSet
 
 # Data model based on : https://unstats.un.org/unsd/methodology/m49/overview/
@@ -8,13 +8,16 @@ from rex.models.tools import DictModeViewSet
 class Country(models.Model):
     name = models.CharField(max_length=200)
     iso_alpha2_code = models.CharField(primary_key=True, max_length=2)
-    iso_alpha3_code = models.CharField(unique=True, max_length=3, blank=False, null=False)
+    iso_alpha3_code = models.CharField(
+        unique=True, max_length=3, blank=False, null=False)
     region_name = models.CharField(max_length=200)
     region_un_code = models.CharField(max_length=3)
     sub_region_name = models.CharField(max_length=200, null=True, blank=True)
     sub_region_un_code = models.CharField(max_length=3, null=True, blank=True)
-    intermediate_region_name = models.CharField(max_length=200, null=True, blank=True)
-    intermediate_region_un_code = models.CharField(max_length=3, null=True, blank=True)
+    intermediate_region_name = models.CharField(
+        max_length=200, null=True, blank=True)
+    intermediate_region_un_code = models.CharField(
+        max_length=3, null=True, blank=True)
 
 
 class City(models.Model):
@@ -30,6 +33,7 @@ class City(models.Model):
 API RELATED STUFF BELLOW
 """
 
+
 class CountrySerializer(serializers.ModelSerializer):
 
     class Meta: