【Python】两个for循环嵌套练习

匿名 (未验证) 提交于 2019-12-02 22:56:40

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。

 

 1 # coding=utf-8  2 from selenium import webdriver  3 from time import sleep  4 import keyword  5 from selenium.webdriver.common.keys import Keys  6 from selenium.webdriver.support.wait import WebDriverWait  7 from selenium.webdriver.support.ui import Select  8 import csv  9 import random 10 import io 11 outputFilePath = "F:\CaipiaoOutputData.csv" 12 #滚动滚动条` 13 def MoveScorllBar(driver,down,range1,range2): 14     moneCount=random.randint(range1, range2) 15     for num in range(1,moneCount): 16         if(down=="down"): 17             driver.find_element_by_xpath("//body").send_keys(Keys.DOWN) 18             sleep(random.uniform(0.1,0.5)) 19         else: 20             driver.find_element_by_xpath("//body").send_keys(Keys.UP) 21             sleep(random.uniform(0.1,0.5)) 22     return 23 #将读取的内容写入一个新的csv文档 24 def Savecsvfile(filePath): 25     csvFile2 = open(filePath, w, newline=‘‘)  # 设置newline,否则两行之间会空一行 26     writer = csv.writer(csvFile2) 27     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]) 28     writer.writerows(outputTr) 29     #csvfile.close() 30 #主函数 31 if __name__=="__main__": 32     outputTr=[] 33     driver = webdriver.Chrome() 34     driver.get("http://caipiao.hao123.com/") 35     MoveScorllBar(driver, "down", 30, 60) 36     ‘‘‘ 37     ths = driver.find_element_by_id("panel-zucai-jingji").find_elements_by_tag_name("th") 38     for th in ths: 39         print(th.text) 40         outputTr.append(th.text)‘‘‘ 41     trs = driver.find_element_by_xpath(//*[@id="panel-zucai-jingji"]/div/table).find_elements_by_tag_name("tr") 42     for tr in trs: 43         outputString = [] 44         tds=tr.find_elements_by_tag_name("td") 45         for td in tds: 46             outputString.append(td.text) 47         print(outputString) 48         outputTr.append(outputString) 49  50     print(outputTr) 51     Savecsvfile(outputFilePath)

 

原文:https://www.cnblogs.com/zhuzhubaoya/p/9275914.html

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