diff --git a/docs/appendix/01_use_cases.md b/docs/appendix/01_use_cases.md
index c117f5b..ff0f0ac 100644
--- a/docs/appendix/01_use_cases.md
+++ b/docs/appendix/01_use_cases.md
@@ -13,4 +13,6 @@
 
 | 文章标题  | 简要介绍  |
 |---|---|
-| [Python With 关键字和语句](https://www.ossez.com/t/python-with/13387)  | 针对 with 关键字的使用进行了一些解答。  |
+| [Python With 关键字和语句](https://www.ossez.com/t/python-with/13387)  | 针对 with 关键字的使用进行了一些解答  |
+| [Python DataTime 日期处理](https://www.ossez.com/t/python-datatime/13388)  | 关于日期函数处理的一些小的介绍和讨论 |
+| [Python 日期格式和时间以及当前时间和时间戳](https://www.ossez.com/t/python/13389)  | 关于时间和当前时间的时间戳的获取 |
diff --git a/tests/DateTime.py b/tests/DateTime.py
index fb58d6c..0622a15 100644
--- a/tests/DateTime.py
+++ b/tests/DateTime.py
@@ -1,39 +1,24 @@
 # -*- coding: utf-8 -*-
-
 # Python script to Process DateTime
-# Author - yucheng.hu@ingith.com
+# Author - HoneyMoose
 
 import datetime
-import json
-
-import ruamel.yaml as yaml
-from dateutil.relativedelta import relativedelta
 
 json_filename = 'resources/black_rock_test.json'
-yaml_filename = 'resources/black_rock_test.yaml'
 
-ELIGIBLE_FOR_RETIREMENT = 'eligible_for_retirement'
+today = datetime.date.today()
+print("Today's date:", today)
 
+# 从字符串创建日期对象
+date_user = datetime.datetime.strptime('1/1/2021', '%m/%d/%Y')
+print("格式化后的日期对象：", date_user)
 
-# Get Difference Years
-def get_age(data_input):
-    date_user = datetime.datetime.strptime(data_input, '%m/%d/%Y')
-    date_current = datetime.datetime.now()
+# 日期对象通过对格式化输出
+print("日期对象格式化输出 1 =", today.strftime("%d/%m/%Y"))
+print("日期对象格式化输出 2 =", today.strftime("%B %d, %Y"))
+print("日期对象格式化输出 3 =", today.strftime("%m/%d/%y"))
+print("日期对象格式化输出 4 =", today.strftime("%b-%d-%Y"))
 
-    time_difference = relativedelta(date_current, date_user)
-    return time_difference.years
-
-
-# Read and process JSON
-with open(json_filename) as json_file:
-    data = json.load(json_file)
-    data_bod = data['date_of_birth']
-
-    if get_age(data_bod) >= 65:
-        data[ELIGIBLE_FOR_RETIREMENT] = True
-    else:
-        data[ELIGIBLE_FOR_RETIREMENT] = False
-
-# Write to YAML
-with open(yaml_filename, 'w') as yaml_file:
-    yaml.dump(data, yaml_file, allow_unicode=True)
+# 当前时间戳
+now = datetime.datetime.now()
+print("当前时间戳:", now)