import requests
import json

#执行API调用并存储响应
url='https://hacker-news.firebaseio.com/v0/item/19155826.json'
r=requests.get(url)
print(f"Status code: {r.status_code}")

#探索数据的结构
response_dict=r.json()
readable_file='readable_hn_data.json'
with open(readable_file,'w') as f:
    json.dump(response_dict,f,indent=4)