import scrapy

import json

import re

import execjs

import demjson

關(guān)鍵代碼：

def parse_config(self, response):

? ? s = re.findall(r'<script>\(function\((.*?)</script>', response.text, re.M | re.S)

????ss =""

????for ?j in range(0, len(s)):

????????ss +="(function(" + s[j]

????jsstr ='var jsdom = require("jsdom");var { JSDOM } = jsdom; var dom = new JSDOM(); ????????window = dom.window; document = window.document;'

????jsstr += ss

????xx ='''function getcss() {

????s = "";

????for(x in document.styleSheets){

????????for (j in document.styleSheets[x]){

????????????//if(document.styleSheets[x][j] instanceof CSSRuleList){

????????????xx = document.styleSheets[x][j];

????????????for(ss in xx){

????????????????s += xx[ss].cssText;

????????????}

????????????//}

????????}????

????}

????return s;

????}'''

????jsstr += xx

????jsexe = execjs.compile(jsstr, cwd='./node_modules')

????cssstr = jsexe.call("getcss")

????print(cssstr)

解決字體css替換問(wèn)題

需要安裝node.js

導(dǎo)入jsdom模塊到當(dāng)前項(xiàng)目目錄下，用來(lái)運(yùn)行js代碼，獲取生成的css代碼