import requests


def get_HTML_Text():
    try:
        r = requests.get(url, timeout=30)
        r.raise_for_status()
        r.encoding = r.apparent_encoding
        return r.text
    except:
        print("异常")


if __name__ == "__main__":
    url = "https://www.jd.com/robots.txt"
    print(get_HTML_Text())