🐍 下载文件

# ========================================
# 示例：下载二进制
# 说明：stream 大文件更省内存
# ========================================
import requests

url = 'https://httpbin.org/bytes/1024'
r = requests.get(url, timeout=10)
with open('downloaded.bin', 'wb') as f:
    f.write(r.content)
print('已保存', len(r.content), '字节')