selenium&phantomjs实战--漫话爬取

#!/usr/bin/env python
# _*_ coding: utf-8 _*_
# __author__ =‘kong‘

from selenium import webdriver
import os
import time

class GetCartoon(object):
    def __init__(self):
        self.startUrl = "http://www.1kkk.com/ch1-406302/"
        self.browser = self.getBrowser()
        self.saveCartoon()

    def getBrowser(self):
        browser = webdriver.PhantomJS()
        try:
            browser.get(self.startUrl)
            browser.implicitly_wait(5)
            print "url get ok"
        except:
            print "url get failed"
        return browser

    def createDir(self,fileName):
        if os.path.exists(fileName):
            print "dir is exists"
        else:
            os.makedirs(fileName)
            print "dir create ok"

    def saveCartoon(self):
        fileName = self.browser.title.split("_")[0]
        self.createDir(fileName)
        os.chdir(fileName)
        # 总共26页
        sumPage = int(self.browser.find_element_by_xpath("//font[@class=‘zf40‘]/span[2]").text)
        i = 1
        while i <= sumPage:
            imgName = str(i)+‘.png‘
            # html页面保存成图片
            self.bowser.get_screenshot_as_file(imgName)
            i += 1
            # 点击下一页按扭
            NextTag = self.browser.find_element_by_id("next")
            NextTag.click()
            # 3秒后执行保存图片操作
            time.sleep(3)
        self.browser.close()

if __name__ == ‘__main__‘:
    GC = GetCartoon()