努努小说通用爬取——多线程

爬取结果

完整代码：

# -*- coding: utf-8 -*-
"""
@email: [email protected]

@author: NiceBlueChai
"""
import requests
from bs4 import BeautifulSoup as sp
import os
import threading
from concurrent.futures import ThreadPoolExecutor, as_completed
import time
from urllib.parse import urljoin


# 请求HTML
def getHTMLText(url, timeout=3000) -> str:
    try:
        r = requests.get(url, timeout=timeout)
        r.raise_for_status()

        r.encoding = r.apparent_encoding
        return r.text
    except Exception as e:
        print("Requeste Error: ", format(e))
        return None


# 获取小说章节列表的链接和章节名
def getUrls(baseUrl='https://www.kanunu8.com/book3/6633/', timeout=30) -> list:
    urls = []
    text = getHTMLText(baseUrl, timeout)
    if text is not None:
        soup = sp(text, 'lxml')
        table = soup.find('table', {'cellspacing': 1, 'bgcolor': '#d4d0c8'})
        alist = table.findAll('a')
        urls = [(a.get_text().strip(), urljoin(baseUrl, a.attrs['href']))
                for a in alist]
    return urls


# 解析小说内容
def parse(text: str) -> (str, str):
    title = ''
    context = ''
    soup = sp(text, 'lxml')
    tag = soup.p.contents
    title = ''.join(soup.find('font'))
    context = ''.join([x for x in tag if len(x) > 5])
    return (title, context)


# 线程入口
def MyPare(url, absPath: str):
    title = ''
    text = getHTMLText(url)
    if text == None:
        return url + ' Failed '
    try:
        title, content = parse(text)
        try:
            with open(absPath, 'w', encoding='utf-8')as f:
                f.write(content)
        except Exception as e:
            print(title+' 写入文件失败 ', format(e))
    except Exception as e:
        print('Error : ' + url, format(e))
    return title


def main(basePath='E:/Test/小说/', baseUrl='https://www.kanunu8.com/book3/6633/', timeout=3000):
    with ThreadPoolExecutor(max_workers=8) as t:
        executor = ThreadPoolExecutor(8)
        futures = []
        try:
            os.mkdir(basePath)
        except:
            print('目录已存在或该磁盘不存在')
        begin = time.time()
        for title, url in getUrls(baseUrl, 30):
            absPath = os.path.join(basePath, title+'.txt')
            if os.path.exists(absPath):
                print(absPath, "已下载...")
            else:
                print(absPath, " 开始下载: ", url)
                futures.append(executor.submit(MyPare, url, absPath))
        times = time.time() - begin
        print("所有线程开始: ", times)
        for f in as_completed(futures):
            times = time.time() - begin
            print(f.result(), " Done: ", times)
        times = time.time() - begin
        print("ALL Done: ", times)


if __name__ == '__main__':
    # 小说保存路径
    savePath = r'E:/Test/小说/超新星纪元'
    # 小说目录页面
    baseUrl = r'https://www.kanunu8.com/book3/6634/'
      # requests超时
    timeout = 30
    main(savePath, baseUrl, time)

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