【Python】两个for循环嵌套练习

时间：2023-03-09 14:49:00
【Python】两个for循环嵌套练习

要求：取下方篮框中内容并写入csv文件中。用两个for循环将每一行取出来作为一个元素存放到新数组中。

【Python】两个for循环嵌套练习

 # coding=utf-8

 from selenium import webdriver

 from time import sleep

 import keyword

 from selenium.webdriver.common.keys import Keys

 from selenium.webdriver.support.wait import WebDriverWait

 from selenium.webdriver.support.ui import Select

 import csv

 import random

 import io

 outputFilePath = "F:\CaipiaoOutputData.csv"

 #滚动滚动条`

 def MoveScorllBar(driver,down,range1,range2):

     moneCount=random.randint(range1, range2)

     for num in range(1,moneCount):

         if(down=="down"):

             driver.find_element_by_xpath("//body").send_keys(Keys.DOWN)

             sleep(random.uniform(0.1,0.5))

         else:

             driver.find_element_by_xpath("//body").send_keys(Keys.UP)

             sleep(random.uniform(0.1,0.5))

     return

 #将读取的内容写入一个新的csv文档

 def Savecsvfile(filePath):

     csvFile2 = open(filePath, 'w', newline='')  # 设置newline，否则两行之间会空一行

     writer = csv.writer(csvFile2)

     writer.writerow(['赛事', '开赛时间', '主队', '客队', '数据', '主队胜', '平局', '客队胜', '投注分布'])

     writer.writerows(outputTr)

     #csvfile.close()

 #主函数

 if __name__=="__main__":

     outputTr=[]

     driver = webdriver.Chrome()

     driver.get("http://caipiao.hao123.com/")

     MoveScorllBar(driver, "down", 30, 60)

     '''

     ths = driver.find_element_by_id("panel-zucai-jingji").find_elements_by_tag_name("th")

     for th in ths:

         print(th.text)

         outputTr.append(th.text)'''

     trs = driver.find_element_by_xpath('//*[@id="panel-zucai-jingji"]/div/table').find_elements_by_tag_name("tr")

     for tr in trs:

         outputString = []

         tds=tr.find_elements_by_tag_name("td")

         for td in tds:

             outputString.append(td.text)

         print(outputString)

         outputTr.append(outputString)

     print(outputTr)

     Savecsvfile(outputFilePath)

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