# _*_ coding:utf-8 _*_

# @Time　　 : 2020-5-9 15:42

# @Author　 : BGLB

# @Software : PyCharm

from time import sleep

from selenium.webdriver import Chrome

web = Chrome()

web.maximize_window()

def get_element():

web.get("https://www.python123.io/index/login")

uername = web.find_element_by_xpath(

'//*[@id="links"]/div[1]/div[2]/div/div[1]/div[1]/div/div[1]/div/div[1]/form/div[1]/div/input')

passworld = web.find_element_by_xpath(

'//*[@id="links"]/div[1]/div[2]/div/div[1]/div[1]/div/div[1]/div/div[1]/form/div[2]/div/input')

uername.send_keys('email@email.com') # python123官网的用户名

passworld.send_keys('password') # python123的账户密码

login = web.find_element_by_xpath(

'//*[@id="links"]/div[1]/div[2]/div/div[1]/div[1]/div/div[1]/div/div[1]/div[3]/div[1]/button')

login.click()

sleep(1)

web.get('https://www.python123.io/student/courses/1521/intro')

sleep(2)

web.find_element_by_xpath('//span[text()=10]').click()

flag = True

for i in range(10):

if i == 9:

flag = False

tumu_list = web.find_elements_by_xpath(

'//*[@id="app"]/div/div[1]/div[1]/div[2]/section/div/div/div[2]/div/section/div/div/div[2]/div[2]/div/div[2]/div[2]/div[2]/div')

tumu_chuli(tumu_list[i], flag)

web.back() # 返回上一页

web.back()

web.back()

sleep(2)

web.close()

def save(failname, content):

''' 保存到文件 :param failname:文件名 :param content:内容 :return: '''

with open(failname, 'a', encoding="utf-8") as f:

f.write(content)

f.close()

def tumu_chuli(list_timu, flag):

failname = list_timu.find_element_by_tag_name('b').text[0:3]+".txt"

list_timu.click()

sleep(2)

count = 2

if flag:

web.find_element_by_xpath(

'//*[@id="group-wrapper"]/div/div[2]/div/div/div/div[2]/div/div/div[2]/div[2]/div/div[1]/div/div/div[1]').click()

xuanze = web.find_element_by_xpath(

'//*[@id="group-wrapper"]/div/div[2]/div/div/div/div[2]/div/div[1]/div/div/div[1]')

item = xuanze.find_element_by_tag_name('b').text

xuanze_list = xuanze.find_elements_by_class_name('card')

save(failname, item)

for xz in xuanze_list:

save(failname, "\n"+xz.text+"\n")

web.back()

sleep(2)

web.find_element_by_xpath(

'//*[@id="group-wrapper"]/div/div[2]/div/div/div/div[2]/div/div/div[2]/div[2]/div/div[2]/div/div/div/div[1]').click()

for q in range(count):

bs_chuli(failname)

else:

count = 4

web.find_element_by_xpath(

'//*[@id="group-wrapper"]/div/div[2]/div/div/div/div[2]/div/div/div[2]/div[2]/div/div/div/div/div/div[1]').click()

for j in range(count):

bs_chuli(failname)

print(failname+"写入完成！")

# 编程题的处理

def bs_chuli(failname):

sleep(1)

bs_timu = web.find_element_by_class_name('mce-content-body').text

# 由于网站的代码中有特殊字符，所以用了以下的方式替换了所有特殊字符

bs_daan_my = web.find_element_by_xpath(

'/html/body/div/div/div[1]/div[1]/div[2]/section/div/div/div[2]/div/section/div/div/div[2]/div/div/div/div[2]/div/div/div/div[1]/div/div[3]/div/div/div/div[3]/div/div/div/div[2]/div/div[3]'

).text.replace('·', ' ').replace('¤', '').replace('¬', '').replace('¶', '')

web.find_element_by_xpath(

'/html/body/div/div/div[1]/div[1]/div[2]/section/div/div/div[2]/div/section/div/div/div[2]/div/div/div/div[2]/div/div/div/div[1]/div/div[3]/div/div/div/div[2]/ul/li[3]').click()

sleep(1)

bs_daan_cankao = web.find_element_by_xpath(

'/html/body/div/div/div[1]/div[1]/div[2]/section/div/div/div[2]/div/section/div/div/div[2]/div/div/div/div[2]/div/div/div/div[1]/div/div[3]/div/div/div/div[5]/div/div/div/div').text

web.find_element_by_xpath(

'//button[2]').click()

save(failname, "\n"+bs_timu+"\n【我的答案】\n"+bs_daan_my+"\n"+bs_daan_cankao)

sleep(1)

get_element()