已完成lab1 & lab2

Lab2/email_config.json

@@ -0,0 +1,9 @@
+{
+    "sender": "jingfan.ke@qq.com",
+    "receiver": "jingfan.ke@qq.com",
+    "subject": "SMTP 邮件测试",
+    "body": "这是一封测试邮件，发送自Python程序。",
+    "smtp_server": "smtp.qq.com",
+    "imap_url": "imap.qq.com",
+    "password": "dbeucjitqdczebad"
+}