获取特定html源码 富文本编辑器 爬虫生成 dom

python beautifulsoup获取特定html源码 - 吴悟无 - 博客园 https://www.cnblogs.com/vickey-wu/p/6843411.html

PyQuery库的使用 - CSDN博客 https://blog.csdn.net/qw_xingzhe/article/details/75175256

Python爬虫：PyQuery库的介绍与使用 - 简书 https://www.jianshu.com/p/c07f7cd1b548

pyquery相当于jQuery的python实现，可以用于解析HTML网页等。它的语法与jQuery几乎完全相同，对于使用过jQuery的人来说很熟悉，也很好上手。

引用作者的原话就是：

“The API is as much as possible the similar to jquery.” 。

from selenium import webdriver
import time
import random
from bs4 import *
from pyquery import PyQuery as pq

browser = webdriver.Chrome()
url = 'https://so.gushiwen.org/shiwenv_ee16df5673bc.aspx'
browser.get(url)

js = "a_=document.getElementsByTagName('a');le=a_.length;for(i=0;i<le;i++){if(a_[i].text=='展开阅读全文 ∨'){try{a_[i].click()}catch(err){console.log(err)}}}"
try:
    browser.execute_script(js)
except Exception as e:
    print(e)
    ck_l_ori_len = len(browser.find_elements_by_link_text('展开阅读全文 ∨'))
    ck_l_ori_ok = 0
    try:
        for isc in range(100):
            if ck_l_ori_ok == ck_l_ori_len:
                break
            time.sleep(1)
            js = 'window.scrollTo(0,document.body.scrollHeight)'
            js = 'window.scrollTo(0,100*{})'.format(isc)
            browser.execute_script(js)
            ck_l = browser.find_elements_by_link_text('展开阅读全文 ∨')
            for i in ck_l:
                try:
                    i.click()
                    ck_l_ori_ok += 1
                except Exception as e:
                    print(e)
    except Exception as e:
        print('window.scrollTo-->', e)

doc = pq(browser.page_source)
pq_r_d = {'xmlns="http://www.w3.org/1999/xhtml"': ''}
r_k, r_v = 'xmlns="http://www.w3.org/1999/xhtml"', ''
article_ = doc('.left>:nth-child(2).sons>.cont>.contson').html().replace(r_k, r_v)
title_d = {'h1': doc('.left>:nth-child(2).sons>.cont>:nth-child(2)').html().replace(r_k, r_v)}
author_d = {'h3': doc('.left>:nth-child(2).sons>.cont>:nth-child(3)').text()}
translation_ = doc('.left>:nth-child(4)>.contyishang>:nth-child(2)').html().replace(r_k, r_v)
explanation_ = doc('.left>:nth-child(4)>.contyishang>:nth-child(3)').html().replace(r_k, r_v)
refer_ = doc('.left>:nth-child(4)>.cankao').html().replace(r_k, r_v)

author_img_url = doc('.left>.sonspic>.cont>.divimg>:nth-child(1)').html().split('src="')[-1].split('"')[0]

k = 'h1'
v = title_d[k]
db_html = '<{}>{}</{}>'.format(k, v, k)
k = 'h3'
v = author_d[k]
db_html = '{}<{}>{}</{}>'.format(db_html, k, v, k)
db_html = '{}{}'.format(db_html, '<br><img src="{}" ><br>'.format(author_img_url))
l = [db_html, article_, explanation_, translation_, refer_]
db_html = '<br><br>'.join(l)

rp_s_l = ['<a  href=', '<a href=', '<a title=', '<a  title=']
for rp_s in rp_s_l:
    img_n = db_html.count(rp_s)
    for i in range(img_n):
        p1 = db_html.index(rp_s, 0)
        tmp = '{}{}'.format(db_html[0:p1].replace('>', 'X'), db_html[p1 + 1:])
        p2 = tmp.index('>')
        db_html = '{}{}{}'.format(db_html[0:p1], '', db_html[p2 + 1:])