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1. Forced wait
The first is also the most simple and rough one way is to force waiting for sleep (xx), the force of the Lightning, such as XX time, whether the bump can keep up with the speed, or has been early, must wait xx time.
Look at the code:
#-*-coding: utf-8-*-
from selenium import webdriver
from time import sleep
driver = webdriver.Firefox ()
driver.get (‘https://www.xuehu365.com’)
sleep (3)
capturing or positioning.pop-up windowThe key is to get a handle to the popup window. I still like to illustrate by example: #-*-coding=utf-8from Selenium ImportWebdriverImport Unittestclass Login (unittest. TestCase): def setUp (self): Self.driver = Webdriver. Firefox () self.driver.implicitly_wait (+) Self.base_url = "/http" Www.baidu.com " self.verificationerrors = [] def test_ Loginpass
Prompt window, enter command: Pip install Selenium 3. A simple crawler with Amazon products 3.1 Introduce the Gooseeker rule Extractor Module gooseeker.py (: Https://github.com/FullerHua/gooseeker/tree/master/core ), custom Store directory, E:\demo\gooseeker.py introduce the Gooseeker rule extractor, It eliminates the hassle of manually writing XPath or regular expressions, and automatically generates acquisition rules in a visually
Selenium does not have a browser, and it needs to be combined with a third-party browser. For example, run selenium on Firefox.Phantomjs is a "headless" browser. It loads the site into memory and executes the JavaScript on the page, but it does not show the user the graphical interface of the page. By combining selenium and PHANTOMJS, you can run a very powerful
Notoginseng - " " the to generate an HTML-based test report: + 1 Defining a path to a file A 2 Opening a file in a written manner the 3 Calling the Htmltestrunner method to generate a test report + 4 running a test collection - 5 closing Files $ " " $report_file=". \\20170423_report.html" -fp = open (Report_file,"WB") -Runner = Htmltestrunner.htmltestrunner (stream=fp,title="Search", description="Test Search Results") the Runner.run (Suite) -Fp.close ()Sel
.4. Click OK to save the configuration10. Next, create a Python project. 1. Go to Pydev perspective, in the Eclipse menu bar, select File > New > Project > Pydev > Pydev Project, New project: Pycase, click Next.Note: If the CREATE default SRC folder and add it to the Pythonpath check box is not selected when creating the project, you need to pass File > New > Other > Source Fo Lder manually create a source code folder src.2. Click Finish, as follows3
-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\
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,
Selenium official websitehttp://selenium-python.readthedocs.io/Configuring the Usage environmentDownload the appropriate browser driver, Firefox is the defaultThis article is based on Chrome, placed in the scripts directoryChromedriver official: All versions of ChromedriverDocument referenceA Concise Python tutorialPython Tutorial-LiaocheOfficial document:
=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
---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
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
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
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
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
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