03 2021 档案
摘要：HTML 标题 HTML 标题（Heading）是通过 <h1> - <h6> 等标签进行定义的。 实例 <h1>This is a heading</h1> HTML 段落 HTML 段落是通过 <p> 标签进行定义的。 实例 <p>This is a paragraph.</p> HTML 链接
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摘要：import requestsfrom lxml.etree import HTMLimport timeimport osfrom multiprocessing.dummy import Poolimport sysfrom fake_useragent import UserAgentsys.
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摘要：'''IO多路复用I/O（input/output），即输入/输出端口。每个设备都会有一个专用的I/O地址，用来处理自己的输入输出信息首先什么是I/O： I/O分为磁盘io和网络io，这里说的是网络io IO多路复用: I/O多路复用指：通过一种机制，可以监视多个描述符(socket)，一旦某个描述
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摘要：#环境安装： pip install aiohttp#使用该模块中的ClientSessionimport requestsimport asyncioimport aiohttpimport timestar=time.time()urls=[ 'http://127.0.0.1:5000/bob
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摘要：import requestsimport json url = 'https://search.lionairthai.com/SL/Flight.aspx/GetFlightSearch'headers = {'accept': 'application/json, text/javascrip
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摘要：#http://www.ttshitu.com/price.html?spm=nullimport base64import jsonimport requests def base64_api(uname, pwd, img): with open(img, 'rb') as f: base64_
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摘要：a=[8,88,11,22,11]for i in range(len(a)-1,0,-1): for b in range(i): if a[b]>a[b+1]: a[b],a[b+1]=a[b+1],a[b] print(a) def bublle_sort(alist): """冒泡排序"""
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摘要：import requestsimport reimport jsonfrom lxml.etree import HTMLfrom multiprocessing.dummy import Poolurl='https://www.pearvideo.com/category_5'session=
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摘要：#使用单线程串行方法执行import timedef get_page(str): time.sleep(2) print('正在下载：',str)name=['qwe','est','sdsaa','g56']start_time=time.time()for i in range(len(nam
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摘要：USER_AGENTS = ["Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; AcooBrowser; .NET CLR 1.1.4322; .NET CLR 2.0.50727)","Mozilla/4.0 (compatible;
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摘要：from selenium import webdriverfrom time import sleepbro = webdriver.Chrome()bro.get('https://www.taobao.com/')#标签定位search_input = bro.find_element_by_
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摘要：from selenium import webdriverfrom lxml.etree import HTMLfrom time import sleep#导入动作链对应的类from selenium.webdriver import ActionChains bro = webdriver.C
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摘要：from selenium import webdriverfrom time import sleepbro = webdriver.Chrome()bro.get('https://mail.qq.com/')sleep(1)bro.switch_to_frame('login_frame')s
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摘要：import timefrom selenium import webdriver#无可视化from selenium.webdriver.chrome.options import Options#规避检测from selenium.webdriver import ChromeOptions d
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摘要：import xlwt,xlrdimport openpyxlimport xlrdimport pymysqlimport xlrdimport pymysqlfname = "zongshujv.xls"bk = xlrd.open_workbook(fname)#shprint(bk)##sh
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摘要：import xlwt,xlrdimport openpyxlimport xlrdimport pymysqlimport xlrdimport pymysqlfname = "zongshujv.xls"bk = xlrd.open_workbook(fname)#shprint(bk)##sh
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摘要：import xlrdimport pymysqlfname = "LAX0412.xls"bk = xlrd.open_workbook(fname)print(bk) try: sh = bk.sheet_by_index(0)except: print("////") nrows = sh.n
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