检索JSON数据并记录特定值

{
   "person": {
      "name": "John",
      "age": 30,
      "email": "john@example.com"
   },
   "books": [
      {
         "title": "Book 1",
         "author": "Author 1"
      },
      {
         "title": "Book 2",
         "author": "Author 2"
      }
   ]
}

import json

# JSON数据
json_data = '''
{
   "person": {
      "name": "John",
      "age": 30,
      "email": "john@example.com"
   },
   "books": [
      {
         "title": "Book 1",
         "author": "Author 1"
      },
      {
         "title": "Book 2",
         "author": "Author 2"
      }
   ]
}
'''

# 解析JSON数据
data = json.loads(json_data)

# 定位并记录特定值
email = data["person"]["email"]
print(email)  # 输出：john@example.com