diff --git a/README.md b/README.md
index e3b84e6..794282d 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,19 @@
-# 102201638
\ No newline at end of file
+# 102201638
+| **PSP2.1**                              | **Personal Software Process Stages** | **预估耗时（分钟）** | **实际耗时（分钟）** |
+|:----------------------------------------|--------------------------------------|--------------|--------------|
+| Planning                                | 计划                                   |              |              |
+| · Estimate                              | · 估计这个任务需要多少时间                       |              |              |
+| Development                             | 开发                                   |              |              |
+| · Analysis                              | · 需求分析 (包括学习新技术)                     |              |              |
+| · Design Spec                           | · 生成设计文档                             |              |              |
+| · Design Review                         | · 设计复审                               |              |              |
+| · Coding Standard                       | · 代码规范 (为目前的开发制定合适的规范)               |              |              |
+| · Design                                | · 具体设计                               |              |              |
+| · Coding                                | · 具体编码                               |              |              |
+| · Code Review                           | · 代码复审                               |              |              |
+| · Test                                  | · 测试（自我测试，修改代码，提交修改）                 |              |              |
+| Reporting                               | 报告                                   |              |              |
+| · Test Report                           | · 测试报告                               |              |              |
+| · Size Measurement                      | · 计算工作量                              |              |              |
+| · Postmortem & Process Improvement Plan | · 事后总结, 并提出过程改进计划                    |              |              |
+|                                         | · 合计                                 |              |              |
\ No newline at end of file
diff --git a/crawlerCore.py b/crawlerCore.py
index a611b49..990ccd2 100644
--- a/crawlerCore.py
+++ b/crawlerCore.py
@@ -1,6 +1,4 @@
 import re
-from os import remove
-
 import requests
 import json
 from bs4 import BeautifulSoup
@@ -80,5 +78,4 @@ def comments_filter(rules, comments_list):
             if re.match(pattern, comment):
                 if not res.__contains__(comment):
                     res.append(comment)
-
     return res
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..f1cd2e2
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,8 @@
+beautifulsoup4==4.12.3
+bs4==0.0.2
+certifi==2024.8.30
+charset-normalizer==3.3.2
+idna==3.10
+requests==2.32.3
+soupsieve==2.6
+urllib3==2.2.3