self.gcs_service.upload_json_string(self.bucket_name, f"users/{encoded_student_id_url}/submissions.json", json.dumps(user_submissions))

submission_service.py

@@ -68,8 +68,8 @@ class SubmissionService:
         self.gcs_service.upload_json_string(self.bucket_name, file_name, json.dumps(submission_data))
 
     def save_user_submissions_to_gcs(self, student_id, submission_data):
+        encoded_student_id_url = urllib.parse.quote(student_id, safe='')
         try:
-            encoded_student_id_url = urllib.parse.quote(student_id, safe='')
             user_submissions_json = self.gcs_service.download_as_string(self.bucket_name, f"users/{encoded_student_id_url}/submissions.json")
             user_submissions = json.loads(user_submissions_json)
         except Exception as e:
@@ -85,7 +85,7 @@ class SubmissionService:
             "assignment_type": assignment_data["assignment_type"],
             "timestamp": submission_data['timestamp'],
         }
-        self.gcs_service.upload_json_string(self.bucket_name, f"users/{student_id}/submissions.json", json.dumps(user_submissions))
+        self.gcs_service.upload_json_string(self.bucket_name, f"users/{encoded_student_id_url}/submissions.json", json.dumps(user_submissions))
 
     def get_submission_from_gcs(self, submission_id):
         try: