diff --git a/main.py b/main.py
index a0bffbb..40e8ae1 100644
--- a/main.py
+++ b/main.py
@@ -1,7 +1,6 @@
 import os
 import io
 import json
-from symbol import factor
 from typing import *
 from urllib.request import Request
 from xml.dom import minicompat