Python爬虫：将headers请求头字符串转为字典

raw_headers = """Host: open.tool.hexun.com
Pragma: no-cache
Cache-Control: no-cache
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.3
Accept: */*
Referer: http://stock.hexun.com/gsxw/
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9,en;q=0.8"""

def get_headers(header_raw):
 """
 通过原生请求头获取请求头字典
 :param header_raw: {str} 浏览器请求头
 :return: {dict} headers
 """
 return dict(line.split(": ", 1) for line in header_raw.split("\n") if line != '')

def get_cookies(cookie_raw):
 """
 通过原生cookie获取cookie字段
 :param cookie_raw: {str} 浏览器原始cookie
 :return: {dict} cookies
 """
 return dict(line.split("=", 1) for line in cookie_raw.split("; "))