fix null timezone

apps/establishment/transfer_data.py

@@ -1,5 +1,7 @@
 from pprint import pprint
 
+from django.db.models import Q
+
 from transfer.models import Establishments
 from transfer.serializers.establishment import EstablishmentSerializer
 
@@ -8,7 +10,8 @@ def transfer_establishment():
     result = []
 
     old_establishments = Establishments.objects.exclude(
-        type='Wineyard',
+        Q(type='Wineyard') |
+        Q(location__timezone__isnull=True)
     ).prefetch_related(
         'establishmentinfos_set',
         'schedules_set',
@@ -24,14 +27,12 @@ def transfer_establishment():
             'phone': item.phone,
             'created': item.created_at,
             'description': {},
-            'tz': None,
             'website': None,
             'facebook': None,
             'twitter': None,
             'lafourchette': None,
             'booking': None,
             'schedules': None,
-            'location': None,
             'email': None,
         }
 

apps/transfer/serializers/establishment.py

@@ -3,7 +3,7 @@ from django.db import transaction
 from rest_framework import serializers
 
 from establishment.models import Establishment, ContactEmail, ContactPhone, EstablishmentType
-from location.models import Address
+# from location.models import Address
 from timetable.models import Timetable
 from utils.legacy_parser import parse_legacy_schedule_content
 from utils.slug_generator import generate_unique_slug
@@ -24,7 +24,7 @@ class EstablishmentSerializer(serializers.ModelSerializer):
     facebook = serializers.CharField(allow_null=True, allow_blank=True)
     twitter = serializers.CharField(allow_null=True, allow_blank=True)
     booking = serializers.CharField(allow_null=True, allow_blank=True)
-    tz = serializers.CharField(allow_null=True, allow_blank=True)
+    tz = serializers.CharField()
     created = serializers.DateTimeField(format='%m-%d-%Y %H:%M:%S')
 
     class Meta: