From 298da50b3b4a423dfaba3cd9acf78a4e185ca8b3 Mon Sep 17 00:00:00 2001
From: Kyunghye Kim <khk@Kyunghyes-MacBook-Air.local>
Date: Thu, 10 Sep 2020 19:45:10 +0900
Subject: [PATCH] test

---
 world.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/world.py b/world.py
index 8946863..84ad704 100644
--- a/world.py
+++ b/world.py
@@ -1,9 +1,12 @@
 # world.py file
 
+import time
+
 def hello_world():
     print("hello world")
 
 def bye_world():
+    time.sleep(2)
     print("bye world")
 
 if __name__ == "__main__":