在Python中解析嵌套的JSON数据[已关闭]

{
    "name": "John",
    "age": 30,
    "city": "New York",
    "skills": {
        "programming": ["Python", "Java"],
        "tools": ["Git", "Docker"]
    },
    "education": [
        {"degree": "Bachelor", "major": "Computer Science"},
        {"degree": "Master", "major": "Artificial Intelligence"}
    ]
}

import json

json_data = '''
{
    "name": "John",
    "age": 30,
    "city": "New York",
    "skills": {
        "programming": ["Python", "Java"],
        "tools": ["Git", "Docker"]
    },
    "education": [
        {"degree": "Bachelor", "major": "Computer Science"},
        {"degree": "Master", "major": "Artificial Intelligence"}
    ]
}
'''

# 将JSON字符串转换为Python字典
data = json.loads(json_data)

# 访问嵌套的数据
print(data['name'])  # 输出: John
print(data['skills']['programming'][0])  # 输出: Python
print(data['education'][1]['major'])  # 输出: Artificial Intelligence

try:
    data = json.loads(invalid_json_data)
except json.JSONDecodeError as e:
    print(f"JSON解析错误: {e}")

try:
    print(data['non_existent_key'])
except KeyError:
    print("键不存在")

print(data.get('non_existent_key', '默认值'))