diff --git a/calculator/server.py b/calculator/server.py
index 8e9344e6c07388e04f235096b073754c544390bd..df153622c526ea2c40d7b59392c085265cea8670 100644
--- a/calculator/server.py
+++ b/calculator/server.py
@@ -1,3 +1,5 @@
+"""kjhgf"""
+
 from fastapi import FastAPI
 from fastapi.requests import Request
 from fastapi.templating import Jinja2Templates