Remove unused import
diff --git a/django_airavata/apps/api/serializers.py b/django_airavata/apps/api/serializers.py
index 9ad3af6..795e45b 100644
--- a/django_airavata/apps/api/serializers.py
+++ b/django_airavata/apps/api/serializers.py
@@ -2,7 +2,6 @@
 import datetime
 import json
 import logging
-import os
 from urllib.parse import quote
 
 from airavata.model.appcatalog.appdeployment.ttypes import (