How to Resolve the 'chromedriver' executable needs to be in PATH' Error in Headless Chrome?

WebDriverException: 'chromedriver' Executable Path Issue with Headless Chrome

When attempting to run a headless Chrome script, users may encounter an error resembling:

selenium.common.exceptions.WebDriverException: Message: 'chromedriver' executable needs to be in PATH

This error indicates that the Python client cannot locate the chromedriver executable. To resolve this issue, several considerations are necessary:

Correcting the chrome_options.binary_location Parameter

The chrome_options.binary_location parameter should point to the chrome.exe binary, not the chromedriver.exe executable. Check that you've set it to the correct path.

Absolute Path for the executable_path Parameter

The executable_path parameter should provide the absolute path to the chromedriver.exe executable. Using os.path.abspath("chromedriver") may not append the proper file extension (.exe). Ensure that the full path is specified correctly.

Sample Script

Here's a corrected sample script for initializing headless Google Chrome on a Windows system:

from selenium import webdriver
from selenium.webdriver.chrome.options import Options

chrome_options = Options()
chrome_options.add_argument("--headless")
driver = webdriver.Chrome(chrome_options=chrome_options, executable_path=r"C:\Utility\BrowserDrivers\chromedriver.exe")

driver.get("http://www.duo.com")
print("Chrome Browser Initialized in Headless Mode")
driver.quit()
print("Driver Exited")

By verifying the proper paths and addressing the aforementioned considerations, you should be able to successfully launch headless Chrome and execute your Selenium script without the 'chromedriver' executable needs to be in PATH error.

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