import socket

def getURL(a):
    l = a.split('/')
    host = l[2]
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect((host, 80))
    txt = "GET " + a + " HTTP/1.1\r\n"
    s.send(bytes(txt, "utf-8"))
    txt = "Host: " + host + "\r\n\r\n"
    s.send(bytes(txt, "utf-8"))
    
    res = b""
    while True:
        b = s.recv(1024)
        if len(b) == 0:
            break
        res += b
    s.close()
    return res
    
def main():
    a = input("URL: ")
    res = getURL(a)
    # print(res)
    f = open("output.html", "wb")
    bodyPos = res.find(b"\r\n\r\n")
    if bodyPos >= 0:
        bodyPos += 4    # Skip "\r\n\r\n"
        f.write(res[bodyPos:])
    f.close()

if __name__ == "__main__":
    main()