揭秘Python中的JSON数据格式与Requests模块

From: https://mp.weixin.qq.com/s/QgGyn2efYtVKI65RwXoiEA

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import pytest
import json
import requests
from requests.auth import HTTPBasicAuth
from requests.adapters import HTTPAdapter
from requests.packages.urllib3.util.retry import Retry

class Test_Json_And_Requests:

    def test_1json(self):
        # 创建JSON数据
        data = {
            "name": "John",
            "age": 30,
            "city": "New York"
        }
        json_data = json.dumps(data)  # 将Python对象转换为JSON字符串
        print(json_data)  # 输出：{"name": "John", "age": 30, "city": "New York"}
        # 解析JSON数据
        json_string = '{"name": "Jane", "age": 28, "city": "San Francisco"}'
        parsed_data = json.loads(json_string)  # 将JSON字符串转换为Python字典
        print(parsed_data)  # 输出：{'name': 'Jane', 'age': 28, 'city': 'San Francisco'

    def test_2requests(self):
        response = requests.get('https://api.github.com')
        print(response.status_code)  # 输出HTTP状态码，如：200
        print(response.json())  # 输出响应体内容（假设响应是JSON格式）
        # 保存完整的响应信息
        with open('github_response.json', 'w') as f:
            json.dump(response.json(), f)

    def test_3get(self):
        params = {'q': 'Python requests', 'sort': 'stars'}
        response = requests.get('https://api.github.com/search/repositories', params=params)
        repos = response.json()['items']
        for repo in repos[:5]:  # 打印前5个搜索结果
            print(repo['full_name'])

    def test_4post(self):
        payload = {'key1': 'value1', 'key2': 'value2'}
        headers = {'Content-Type': 'application/json'}
        response = requests.post('http://httpbin.org/post', json=payload, headers=headers)
        print(response.json())

    def test_5timeout(self):
        requests.get('https://api.github.com', timeout=2)  # 设置超时时间为2秒

    def test_6deal_cookies(self):
        # 保存cookies
        response = requests.get('https://api.github.com')
        cookies = response.cookies
        # 发送带有cookies的请求
        res = requests.get('https://api.github.com', cookies=cookies)
        print(res.json())
        assert len(res.json()) > 1

    def test_7http_headers(self):
        headers = {'User-Agent': 'My-Custom-UA'}
        response = requests.get('http://httpbin.org/headers', headers=headers)
        print(response.text)

    def test_8downlaod_files(self):
        url = r'https://example.com/image.jpg' # should use an available url
        response = requests.get(url)
        # 写入本地文件
        with open('image.jpg', 'wb') as f:
            f.write(response.content)

    def test_9authtication(self):
        response = requests.get('http://test-gssc-rs.gwm.cn:9800/#/login', auth=HTTPBasicAuth('98702085', 'xx'))
        print(response.json())

    def test_10retry(self):
        # 创建一个重试策略
        retry_strategy = Retry(
            total=3,
            status_forcelist=[429, 500, 502, 503, 504],
            backoff_factor=1,
        )
        # 添加重试策略到适配器
        adapter = HTTPAdapter(max_retries=retry_strategy)
        # 将适配器添加到会话
        session = requests.Session()
        session.mount('http://', adapter)
        session.mount('https://', adapter)
        response = session.get('https://api.github.com')

if __name__ == '__main__':
    Test_Json_And_Requests().test_10retry()