分享62个JS返回顶部特效，总有一款适合您

import os
import shutil
import time
from time import sleep
from docx import Document
from docx.shared import Inches
from framework.base.BaseFrame import BaseFrame
from sprider.business.SeleniumTools import SeleniumTools
from sprider.business.SpriderTools import SpriderTools
from selenium import webdriver
from selenium.webdriver.common.by import By
from sprider.model.SpriderEntity import SpriderEntity
from sprider.access.SpriderAccess import SpriderAccess
class ChinaZJsSelenium:
    base_url =  "https://sc.chinaz.com/" # 采集的网址
    save_path = "D:\\Freedom\\Sprider\\ChinaZ\\"
    sprider_count = 111# 采集数量
    sprider_start_count=0
    word_content_list = []
    folder_name = ""
    page_end_number=0
    max_pager=20 #每页的数量
    haved_sprider_count =0  # 已经采集的数量
    page_count = 1  # 每个栏目开始业务content="text/html; charset=gb2312"
    filter_down_file=[]
    def __init__(self):
        pass

def sprider(self,title_name="返回顶部"):
        """
       采集
       图片切换 https://sc.chinaz.com/tag_jiaoben/tupianqiehuan.html
       返回顶部 https://sc.chinaz.com/tag_jiaoben/fanhuidingbu.html
       :return:
       """
        if title_name == "图片切换":
            self.folder_name = "图片切换JS特效"
            self.second_column_name = "tupianqiehuan"
        elif title_name == "返回顶部":
            self.folder_name = "JS返回顶部特效"
            self.second_column_name = "fanhuidingbu"
        first_column_name = "tag_jiaoben" # 一级目录
        BaseFrame().right("本次采集参数：title_name="+title_name+"")
        BaseFrame().right("本次采集参数：second_column_name=" + self.second_column_name + "")
        self.sprider_category = title_name  # 一级目录self.folder_name
        second_folder_name = str(self.sprider_count) + "个" + self.folder_name #二级目录
        self.sprider_type =second_folder_name
        self.merchant=int(self.sprider_start_count) //int(self.max_pager)+1 #起始页码用于效率采集
        #原始路径+一级目录+二级目录
        self.file_path = self.save_path + os.sep + "JS" + os.sep + self.folder_name  + os.sep + second_folder_name
        self.save_path = self.save_path+ os.sep + "JS" + os.sep+self.folder_name +os.sep + second_folder_name+ os.sep + self.folder_name
        BaseFrame().debug("开始采集ChinaZJS"+self.folder_name+"源码...")
        sprider_url = (self.base_url + "/tag_jiaoben/{0}.html".format(self.second_column_name))
        down_path="D:\\Freedom\\Sprider\\ChinaZ\\JS\\"+self.folder_name +"\\"+second_folder_name+"\\Temp\\"
        if os.path.exists(down_path) is True:
            shutil.rmtree(down_path)
        if os.path.exists(down_path) is False:
            os.makedirs(down_path)
        if os.path.exists(self.save_path ) is True:
            shutil.rmtree(self.save_path )
        if os.path.exists(self.save_path ) is False:
            os.makedirs(self.save_path )
        chrome_options = webdriver.ChromeOptions()
        diy_prefs ={'profile.default_content_settings.popups': 0,
                    'download.default_directory':'{0}'.format(down_path)}
        # 添加路径到selenium配置中
        chrome_options.add_experimental_option('prefs', diy_prefs)
        chrome_options.add_argument('--headless') #隐藏浏览器
        # 实例化chrome浏览器时，关联忽略证书错误
        driver = webdriver.Chrome(options=chrome_options)
        driver.set_window_size(1280, 800)  # 分辨率 1280*800
        # driver.get方法将定位在给定的URL的网页，get接受url可以是任何网址，此处以百度为例
        driver.get(sprider_url)
        # content = driver.page_source
        element_list = driver.find_elements(By.CLASS_NAME, "picblock")  # 列表页面 核心内容
        #element_list = div_elem.find_elements(By.CLASS_NAME, 'item')
        #print(element_list.get_attribute('innerHTML'))
        laster_pager_div = driver.find_element(By.CLASS_NAME, "fenye")
        laster_pager_a =laster_pager_div.find_elements(By.TAG_NAME, 'a')
        laster_pager_url = laster_pager_a[len(laster_pager_a) - 2]
        page_end_number = int(laster_pager_url.text)
        self.page_count=self.merchant
        while self.page_count <= int(page_end_number):  # 翻完停止
            try:
                if self.page_count == 1:
                    self.sprider_detail(driver,element_list,self.page_count,page_end_number,down_path)
                    pass
                else:
                    if self.haved_sprider_count == self.sprider_count:
                        BaseFrame().debug("采集到达数量采集停止...")
                        BaseFrame().debug("开始写文章...")
                        self.builder_word(self.folder_name, self.word_content_list)
                        BaseFrame().debug("文件编写完毕，请到对应的磁盘查看word文件和下载文件！")
                        break
                    #(self.base_url + "/sort/{0}/{1}/".format(url_index, self.page_count))
                    #http://soft.onlinedown.net/sort/177/2/
                    #https://sc.chinaz.com/tag_jiaoben/tupianqiehuan_2.html
                    next_url = self.base_url + "/tag_jiaoben/{0}_{1}.html".format(self.second_column_name, self.page_count)
                    driver.get(next_url)
                    element_list = driver.find_elements(By.CLASS_NAME, "picblock")  # 列表页面 核心内容
                    self.sprider_detail( driver, element_list, self.page_count, page_end_number, down_path)
                    pass
                #print(self.page_count)
                self.page_count = self.page_count + 1  # 页码增加1
            except Exception as e:
                print("sprider()执行过程出现错误:" + str(e))
                sleep(1)