diff --git a/python/src/AjouSlackConsumer.py b/python/src/AjouSlackConsumer.py
index 1694137d390fe115564b8d7191e0291110aaa187..4197bc13ca7b6a909d15da48985302299d3df877 100644
--- a/python/src/AjouSlackConsumer.py
+++ b/python/src/AjouSlackConsumer.py
@@ -1,7 +1,6 @@
 import json
-import time
-
 import os
+import time
 
 from config import Config
 from confluent_kafka import Consumer, KafkaError
diff --git a/python/src/ProducerDemo.py b/python/src/ProducerDemo.py
index 910e9eadaf5c56673ef7a356c7f3e40b742b6397..019f640887af9c70ef2639906d8b2071f85f3b3d 100644
--- a/python/src/ProducerDemo.py
+++ b/python/src/ProducerDemo.py
@@ -1,7 +1,8 @@
-from confluent_kafka import Producer
-from config import Config
 from contextlib import contextmanager
 
+from config import Config
+from confluent_kafka import Producer
+
 
 @contextmanager
 def prod(settings):
diff --git a/python/src/ProducerDemoCallBack.py b/python/src/ProducerDemoCallBack.py
index b196cd56552ccb414e48ba8012269bdfff4559bd..9af283b5df550ede43c79228120b1f9b195feadf 100644
--- a/python/src/ProducerDemoCallBack.py
+++ b/python/src/ProducerDemoCallBack.py
@@ -1,5 +1,5 @@
-from confluent_kafka import Producer
 from config import Config
+from confluent_kafka import Producer
 
 
 def acked(err, msg):
diff --git a/python/src/SlackKafkaConsumer.py b/python/src/SlackKafkaConsumer.py
index 5f63b16f194d90c0a0597b51c24111f4caf643e8..29cd5589af5f75860c608a79856fa93e6c532b22 100644
--- a/python/src/SlackKafkaConsumer.py
+++ b/python/src/SlackKafkaConsumer.py
@@ -1,8 +1,6 @@
 import json
-import time
-
-
 import os
+import time
 
 from confluent_kafka import Consumer, KafkaError
 from slack import WebClient
diff --git a/python/src/SlackKafkaProducer.py b/python/src/SlackKafkaProducer.py
index 8ec7f8601c90a59eb12a4b9b82f737e345c8609d..3db3ef692915addd6431b8eecbca212e8dbb6467 100644
--- a/python/src/SlackKafkaProducer.py
+++ b/python/src/SlackKafkaProducer.py
@@ -1,7 +1,6 @@
 import json
-import time
-
 import os
+import time
 
 from config import Config
 from confluent_kafka import Producer
diff --git a/python/tests/test_mysql.py b/python/tests/test_mysql.py
index 91e41eb424d36f4d49ba367c201a0fe68e52f6b0..633858ddb72dfc55901661cd0d6644f5e4195626 100644
--- a/python/tests/test_mysql.py
+++ b/python/tests/test_mysql.py
@@ -1,11 +1,10 @@
-import mysql.connector
+import os
+from contextlib import contextmanager
 
+import mysql.connector
 import requests
 from bs4 import BeautifulSoup
 
-from contextlib import contextmanager
-import os
-
 # mysql.connector.paramstyle = "pyformat"
 
 ADDRESS = "https://www.ajou.ac.kr/kr/ajou/notice.do"
diff --git a/python/tests/test_open.py b/python/tests/test_open.py
index 82d0ba2babc41db17313558307ec2c60ee89da9b..7a0c5386119a28843f877e7813e1f77085193332 100644
--- a/python/tests/test_open.py
+++ b/python/tests/test_open.py
@@ -1,8 +1,8 @@
 import json
 import os
 from contextlib import contextmanager
-from pathlib import Path
 from datetime import datetime, timedelta
+from pathlib import Path
 
 BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 JSON_PATH = os.path.join(BASE_DIR, "test.json")
@@ -61,3 +61,17 @@ def test_remove():
         currentDate = read["POSTS"][post]["DATE"]  # string
         savedDate = datetime.strptime(currentDate, "%y.%m.%d")
         assert savedDate > old, f"{MAXIMUM_DAY}일이 지난 공지는 제거되어야 함."
+
+
+def test_length():
+    with open(JSON_PATH, "r+") as f_read:
+        read = json.load(f_read)
+
+    lengths = 0
+    seen = 0
+
+    for post in read["POSTS"]:
+        seen += 1
+        lengths += len(read["POSTS"][post]["TITLE"])
+
+    print(lengths / seen)