huya.com 流提取，不用 api，直接页面抓

huya.py

#! /usr/bin/env python3

import re
import sys
import json
import logging
import requests
import argparse
import html
import base64

sess = requests.Session()
logging.getLogger().setLevel(logging.DEBUG)

def get_api(url, num):
    logging.debug('')

    FAKE_HEADERS = {
        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
        'Accept-Charset': 'UTF-8,*;q=0.5',
        'Accept-Encoding': 'gzip,deflate,sdch',
        'Accept-Language': 'en-US,en;q=0.8',
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:51.0) Gecko/20100101 Firefox/51.0',
        }

    sess.headers = FAKE_HEADERS
    sess.headers.update({'referer': url})
    url=re.sub(r'.*huya.com','https://www.huya.com',url)
    try:
        r = sess.get(url, allow_redirects=True, verify=True)
        r = html.unescape(r.text)
        #logging.debug(r)
        m = re.search(r'直播间地址已更换.*?href=\"(http.*?)\"', r)
        if m:
            r = sess.get(m.group(1), verify=True)
            r = html.unescape(r.text)
            logging.info("主播直播间地址已更换: %s",m.group(1))
        p = re.compile(r'hyPlayerConfig = ({.*?});', flags=re.S|re.M)
        s = re.search(p, r)
        assert s, "not Found the hyPlayerConfig"

        s = json.loads(s.group(1))
        if s.get('stream') == None:
            print("Offline!!!")
            sys.exit()
        if isinstance(s.get('stream'), str):
            ss = json.loads(b64decode_u(s.get('stream')))
        else:
            ss = s.get('stream')

        info = "\n\n" + ss['data'][0]['gameLiveInfo']['nick'] + ": " + ss['data'][0]['gameLiveInfo']['introduction']
        logging.info(info)
    except AttributeError:
        raise AttributeError('May wrong URL, pls check ...')

    s_info = ss['data'][0]['gameStreamInfoList']

    i = 1
    for j in s_info:
        sFlvUrl = j.get('sFlvUrl')
        sStreamName = j.get('sStreamName')
        sFlvAntiCode = html.unescape(j.get('sFlvAntiCode'))
        flv_url = '{}/{}.flv?{}'.format(sFlvUrl, sStreamName, sFlvAntiCode)
        if rat:
            flv_url = flv_url + "&ratio=" + rat
        if i == num:
            return(flv_url)
        else:
            i = i+1

def b64decode_u(data):
	if type(data) == str:
		return to_str(base64.urlsafe_b64decode(data+'='*(4-len(data)%4)))
	return dat

def to_str(s):
	if type(s) == bytes:
		return s.decode('utf-8')
	return s

if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument('url')
    parser.add_argument('ratio',nargs='?',default='')
    args = parser.parse_args()

    rid = args.url
    rat = args.ratio
    num = 2

    flv_url = get_api(rid, num)
    print(flv_url)

usage:
#huya_api.py http://www.huya.com/lck 4000
4000 is freely custom stream rate, not very certain, like 1500, 2000, 3000, etc all works
also see: https://gist.github.com/Justsoos/a3a583bcf6d8e775da449e5641e99a2a