selenium webdriver python tutorial

-click to run after downloading well.After the installation is complete, go to cmd to see if the Python installation is successful and if the Python version information is successfully printed, the installation is successful.-Configure Environment variablesRight-click My Computer-Properties-Advanced system settings-environment variable-pathTo write the installation path of PythonC:\xxx\

One, Python installation (Win7 64-bit system)1. Download the Python installation package, select both version 2.7 and version 3.6 toOfficial website: https://www.python.org/2.Python installation, double-click the Fool installation to D-plate (recommended not installed on the C-drive)Second, environment variables1. After the installation is complete, look at this

First open the command line and enter in the DOS window:Python-m pydoc-p 4567Simply explain: Python-m Pydoc means to open the Pydoc module, Pydoc is the preferred tool for viewing Python documents; -p 4567 means start the server on port 4567; Then access http://localhost:4567/in the browser, and you should see all the modules in Python nowPress Ctrl+f,

This article mainly describes the Python Selenium Cookie Bypass Verification Code Implementation login sample code, now share to everyone, the need for friends can refer to Previously, the method of using cookies to bypass verification codes for login was described. This is not redundant and will add analysis and another way to implement login. 1. Introduction of Ideas 1.1, directly see the code, with deta

# coding:utf-8 from common.contest import *def spider ():url = "http://www.salamoyua.com/es/subasta.aspx?origen=subastassubasta=79"　　Chromedriver = ' C:/users/xuchunlin/appdata/local/google/chrome/application/chromedriver.exe 'Chome_options =Webdriver. Chromeoptions ()#使用代理 # proxies = r.get (' 4 ') # chome_options.add_argument (('--proxy-server=http://' + proxies) os.environ["webdriver.chrome.drive r "] = chromedriver Driver =

=poll_frequency, ignored_exceptions=none):"" "Constructor, takes a Webdriver instance and timeout in seconds.: Args:-Driver-instance of Webdriver (Ie, Firefox, Chrome or Remote)-Timeout-number of seconds before timing out-Poll_frequency-sleep interval between callsBy default, it is 0.5 second.-Ignored_exceptions-iterable structure of exception classes ignored during calls.By default, it contains nosucheleme

This section describes how to initialize a Webdriver instance object driver, and then turn on and off the Firefox browser. To open the Fiefox browser with selenium. First need to download a driver plug-in geckodriver.exe, download the address https://github.com/mozilla/geckodriver/releases, download the exe file, Put this file in your Python installation director

---restore content starts---environment construction under WINDOW101. Install Pythonhttps://www.python.org/downloads/Download the latest version of Python under this URL, click Install, select Add Python path to PATH environment variable during installation2. Installing Setuptools and PipSetuptools makes it easier to create and publish Python packages, especially

). Send_keys_to_element (Search_file_gg,'v'). Perform () + #Ctrl + A AActionchains (Driver). Key_down (Keys.control). Send_keys ('a'). KEY_UP (Keys.control). Perform () at #ctrl+x -Actionchains (Driver). Key_down (Keys.control). Send_keys ('x'). KEY_UP (Keys.control). Perform () - #Ctrl + V -Actionchains (Driver). Key_down (Keys.control). Send_keys_to_element (Search_file,'v'). KEY_UP (Keys.control). Perform () - #Enter - actionchains (Driver). Send_keys (Keys.enter). Perform () in -Driver.quit

Python + Selenium notes (2): configure the Google + IE environment and pythonselenium #Sometimes you may need to access a foreign website to download materials or tools. In this case, various problems may occur, such as Google's failure to display man-machine verification and Website access failure. We recommend that you use a FQ software. Download the free version. Download and install it directly. Http://

provide an easy-to-program interface and hide the underlying parts of the window. So access to a text box should be achieved by means of an access method (accessor) to obtain and return the string, the check box should use a Boolean value, the button should be represented as a behavior-oriented method name. The Page object should encapsulate the behavior of all query and manipulation data on the GUI control as a methodA good rule of thumb is that the interface of a Page object should not change

(Diver.page_source,'lxml') Items=soup.find ('Div',{'class':'con_reference'}). Find_all ('Li') forIinchItems:PrintI.find ('a'). Get_text ()#Close Web pageDiver.close ()Attention:Code in red callout, I because of this mistake, got a half dayI encountered a problem, each time the first crawl, click the event does not respond, use breakpoints to see the discovery again, the back can be, this I do not know why this is the caseChrome Click event does not executeIf you do not want to see the browser a

the downloaded PIP into the c:\python27 folder.execute the following command in Cmd: C:\python27\pip-8.1.2>python setup.py install;verify Pip and execute the following command in Cmd: C:\python27\scripts>pip4. Installing SeleniumCMD execution command: c:\python27\scripts>pip install selenium;Verify that the installation is Successful. Enter the Scripts directory and enter the following command:C:\python27

Chrome Browser crawler crashes, how to do. Python + Selenium + chrome + headless mode 1. Background When crawling data using the Selenium + Chrome browser rendering mode, if there are too many concurrent tasks, or if the crawler is running for a long time, it is easy to crash the browser, as follows: This is typically caused by excessive resource consumption (i

Problems occurred1. Launch browser with Selenium ' chrome is under control of automatic software '2. If you do not want to see this annoying hint, start the browser by adding a configuration on the lineDisable-infobars1. In the browser configuration add a parameter, ignore this warning prompt option = Webdriver. Chromeoptions ()Option.add_argument (' Disable-infobars ') Reference Code# coding:utf-8f

Python 2.7+selenium+firefox 55.0.3Code: fromSeleniumImportWebdriver fromSelenium.common.exceptionsImportnosuchelementexception fromSelenium.webdriver.common.keysImportKeysImportTimebrowser= Webdriver. Firefox ()#Get Local session of FirefoxBrowser.get ("http://www.yahoo.com")#Load Pageassert "Yahoo !" inchBrowser.titleelem= Browser.find_element_by_name ("P")#Find

Selenium is used to automate the testing of Web application. However, it has a huge benefit: it allows us to simulate the operation of a person's browser with Python (not just Python) code.Required software: python2.7, Firefox 25.0.1 (version not too high), selenium2.44.0 (using pip install Selenium installation)1. Ope

setting chromedriver, reboot required)(4) Modify the codeRemove the following three lines from the previous article: from selenium.webdriver.firefox.firefox_binary import firefoxbinaryFirefox = firefoxbinary (r "C:\Program Files (x86) \mozilla Firefox\firefox.exe")Driver = Webdriver. Firefox (Firefox_binary=firefox)Modified to:Driver = Webdriver. Chrome ()(iii) Personal views on automated testingFor exampl

Since 2016 know Python, will only use Telnet or SSH to operate the network device implementation of automatic command, the Web interface of the device basically helpless, until recently job-hopping company is all convinced that the service equipment, the background is ssh, sorry, not open to customers, SNMP OIDs only provide so few, to bulk operation, deep convincing advice is to buy the central manager, unified device version, I go nm ... Later found

default of 4444 ports, which can be defined by itself, this is the Boot center node, I think it's the machine that runs the script.Second, start node: Same cmd switch to jar package directory. Java-jar selenium-server-standalone-2.45.0.jar-10.2.4.60-port 4002-role Webdriver-hub Http://10.2.4.60:4000/grid/ Register-browser Browsername=firefox,platform=windows This specifies the execution of the browser as w