Day28 参加职训(机器学习与资料分析工程师培训班)，网站设计与网页工程技术

今日练习爬虫，将爬下来的资料传到资料库(今日时间不够，下次上课再进行)

BTC价格

import requests
from bs4 import BeautifulSoup
import json
import datetime

#target_url = 'https://coinmarketcap.com/currencies/bitcoin/historical-data/'
start_time = '1628006400'
end_time = '1628236123'
target_api = 'https://api.coinmarketcap.com/data-api/v3/cryptocurrency/historical?id=1&convertId=2781&timeStart='+ start_time +'&timeEnd='+end_time

#headers = {'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36'}

data = requests.get( target_api , headers = headers)
json_data = json.loads(data.text)
time = json_data['data']['quotes'][0]['timeOpen']
price = json_data['data']['quotes'][0]['quote']['open']

data_btc = json_data['data']['quotes']
for price in data_btc:
    print (price['timeOpen'])
    print ( price['quote']['open'])

2021-08-04T00:00:00.000Z
38213.33196989
2021-08-05T00:00:00.000Z
39744.51415501