Then you can run the python code to open the Firefox browser.And run the command which geckodriver to see the Geckodriver installation folder. When the command executes successfully, you can run geckodriver -version to check that Geckodriver has been installed successfully.
Open a terminal and run the brew install geckodriver command.python RunFirefox.py 3.3 Use Brew To Install Geckodriver In macOS. Now save the above python source code in a file such as RunFirefox.py and run it in a terminal, the Firefox browser will be started as normal.# Make the PATH environment variable value change take effect. # Press keyboard : then wq! to save and quite. # Press keyboard esc and i key to insert geckodriver saved folder to the PATH environment variable and export PATH. Then run the below shell command in the terminal. If the PATH environment variable value does not include the geckodriver executable file saved folder.Open a terminal and run the command env to show the PATH environment variable value.3.2 Set Geckodriver Saved Folder In OS Path Environment Variable. This method also takes effect when you run or debug the above python code in the Eclipse PyDev plugin. Now the Firefox browser can be started as normal.from selenium import webdriverīrowser = webdriver.Firefox(executable_path = '/Users/zhaosong/Documents/WorkSpace/tool/geckodriver') This is the simplest way to fix this problem.3.1 Specify The executable_path Parameter Value When Initialize Firefox. Then unzip it to a local folder such as /Users/zhaosong/Documents/WorkSpace/tool.
But before any solution takes effect, we should download the related geckodriver executable file from Mozilla/Geckodriver.After some investigation, I finally find the method to resolve it. The key error message is that Message: ‘geckodriver’ executable needs to be in PATH.:Message: 'geckodriver' executable needs to be in PATH. Os.path.basename(self.path), self.start_error_message) Traceback (most recent call last):įile "/Users/zhaosong/Documents/WorkSpace/-example-code/PythonExampleProject/com/dev2qa/example/selenium/RunSeleniumWithDifferentWebBrowser.py", line 16, in įile "/Users/zhaosong/Documents/WorkSpace/-example-code/PythonExampleProject/com/dev2qa/example/selenium/RunSeleniumWithDifferentWebBrowser.py", line 11, in run_webdriver_firefoxįile "/Users/zhaosong/anaconda3/lib/python3.6/site-packages/selenium/webdriver/firefox/webdriver.py", line 157, in _init_įile "/Users/zhaosong/anaconda3/lib/python3.6/site-packages/selenium/webdriver/common/service.py", line 83, in start When executing the above python source code, it shows the below error message.Below is the example python source code.If you are new to selenium, then I highly recommend this book. 1įrom import Options as FirefoxOptionsĭriver = webdriver.Firefox(options=options) If you want to make Firefox headless (invisible), you add that as parameter in FirefoxOptions. There are several parameters you can specify, one of them is headless. The GeckoDriver must match the Firefox version, otherwise you can get incompatibility issues or have the issue that it simply doesn’t work.
On Windows it is GeckoDriver.exe, but on Mac there are no. The GeckoDriver is a different executable on every operating system. All web browser commands go through the GeckoDriver, the GeckoDriver in turn makes your browser do what you want. It lets you control the Firefox web browser from Python code. GeckoDriver is what is between Selenium and the FireFox browser. Every browser has their own engine, but sometimes they use the same engine to display web pages. The engine was created by the Mozilla foundation.īecause it’s an engine, it can be used in other web browsers (just like how engines can be used in other cars). The web browser Mozilla Firefox uses an engine named the Gecko browser engine. 1ĭriver.find_element_by_id( "nav-search").send_keys( "Selenium") Open a webage with the get page and optionally send keypresses. First import the webdriver, then make it start firefox. Take a look at the selenium firefox code.
The geckodriver driver will start the real firefox browser and supports Javascript.įrom python you can load the Firefox browser with one line of code: 1 To make Firefox work with Python selenium, you need to install the geckodriver.