ITHOME

selenium.webdriver.support.ui WebDriverWait selenium.webdriver.support expected_conditions EC selenium webdriver time driver = webdriver.Chrome() driver.maximize_window() driver.get() time.sleep()

#!/usr/bin/python3#!/usr/bin/env python3from pyvirtualdisplay import Displayfrom selenium import webdriverimport timedisplay = Display(visible=0, size=(800, 600))display.start()m=str(time.strftime("%m", time.localtime()))d=str(time.strftime

import osfrom google.colab import drivefrom google.colab import filesfrom google.colab import authauth.authenticate_user()from oauth2client.client import GoogleCredentialsimport requestsimport lxmlfrom bs4 import BeautifulSoupdrive.mount('/conten

import gspread_dataframe as gdimport osfrom google.colab import drivefrom google.colab import filesimport gspreadimport pandas as pdfrom google.colab import authauth.authenticate_user()from oauth2client.client import GoogleCredentialsdrive.mount('

import reimport timeimport randomimport requestsimport pandas as pdfrom retrying import retryfrom concurrent.futures import ThreadPoolExecutorstart = time.clock()  # 开始计时# 请求头池user_agent = [    "Mozilla/4.0 (compatible; MSIE 6.0;

https://yanwei-liu.medium.com/python%E7%88%AC%E8%9F%B2%E5%AD%B8%E7%BF%92%E7%AD%86%E8%A8%98-%E4%B8%80-beautifulsoup-1ee011df8768 e.g.  from bs4 import BeautifulSoup soup = BeautifulSoup(html_doc, 'html.parse

while True:    # theme of your home page    print("--------Staff Info. Management System---------")    print("-----1、Adding staff information-----")    print("-----2、Removing staff inor

5V power sourcewhite LED operating voltage 3.2V,    I = 0.15A (150mA)voltage of resistor (U) V=5V-3.2V=1.8Vresistor to be chosen R=V/I=1.8V/0.15A(150mA)=12Ω    1/2Wpower of resistor to be chosen P=UI=1.8V*0.15A=0.27W&nbs

install module first --->!pip install --upgrade gspreadSaving data to Google Sheetsfrom google.colab import authauth.authenticate_user()import gspreadfrom oauth2client.client import GoogleCredentia

!apt-get install -y -qq software-properties-common python-software-properties module-init-tools!add-apt-repository -y ppa:alessandro-strada/ppa 2>&1 > /dev/null!apt-get update -qq 2>&1 > /dev/null!apt-get -y install -qq google-dri