求大佬帮忙修改下脚本

Question

为什么运行结果是这样的 不输出到txt里，希望大佬可以帮忙修改一下

# -- coding:UTF-8 --
import re, time
import requests
from fake_useragent import UserAgent
from tqdm import tqdm
import os


# ip138
def ip138_chaxun(ip, ua):
    ip138_headers = {
        'Host': 'site.ip138.com',
        'User-Agent': ua.random,
        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
        'Accept-Language': 'zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2',
        'Accept-Encoding': 'gzip, deflate, br',
        'Referer': 'https://site.ip138.com/'}
    ip138_url = 'https://site.ip138.com/' + str(ip) + '/'
    try:
        ip138_res = requests.get(url=ip138_url, headers=ip138_headers, timeout=2).text
        if '
暂无结果
' not in ip138_res:
            result_site = re.findall(r"""""", ip138_res)
            return result_site
    except:
        pass


# 爱站
def aizhan_chaxun(ip, ua):
    aizhan_headers = {
        'Host': 'dns.aizhan.com',
        'User-Agent': ua.random,
        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
        'Accept-Language': 'zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2',
        'Accept-Encoding': 'gzip, deflate, br',
        'Referer': 'https://dns.aizhan.com/'}
    aizhan_url = 'https://dns.aizhan.com/' + str(ip) + '/'
    try:
        aizhan_r = requests.get(url=aizhan_url, headers=aizhan_headers, timeout=2).text
        aizhan_nums = re.findall(r'''(.*?)''', aizhan_r)
        if int(aizhan_nums[0]) > 0:
            aizhan_domains = re.findall(r'''rel="nofollow" target="_blank">(.*?)''', aizhan_r)
            return aizhan_domains
    except:
        pass


def catch_result(i):
    ua_header = UserAgent()
    i = i.strip()
    try:
        ip = i.split(':')[1].split('//')[1]
        ip138_result = ip138_chaxun(ip, ua_header)
        aizhan_result = aizhan_chaxun(ip, ua_header)
        time.sleep(1)
        if ((ip138_result != None and ip138_result != []) or aizhan_result != None):
            with open("IP反查结果列表.txt", 'a') as f:
                result = "[url]:" + i + "   " + "[ip138]:" + str(ip138_result) + "  [aizhan]:" + str(aizhan_result)
                print(result)
                f.write(result + "\n")
        else:
            with open("反查失败.txt", 'a') as f:
                f.write(i + "\n")
    except:
        pass


if __name__ == '__main__':
    url_list = open("目标.txt", 'r').readlines()
    url_len = len(open("目标.txt", 'r').readlines())
    # 每次启动时清空两个txt文件
    if os.path.exists("反查失败.txt"):
        f = open("反查失败.txt", 'w')
        f.truncate()
    if os.path.exists("IP反查结果列表.txt"):
        f = open("IP反查结果列表.txt", 'w')
        f.truncate()
    for i in tqdm(url_list):
        catch_result(i)

Answer 1

f.truncate()是要干什么，你要调用f.write写入你的的数据呀，你的数据都没有使用