[Python] How to set navigator.webdriver to undefined with Selenium for Firefox (geckodriver)

I am trying to set the navigator.webdriver variable in the Firefox browser to undefined using Selenium in Python.

I have been able to successfully do this when using Chrome, but now I need to do the same thing using in Firefox. When using the Firefox webdriver, execute_cdp_cmd(...) does not exist.

Does anyone know how to do the same thing using the firefox webdriver instead of the chrome webdriver?

Please see the relevant code below.

driver.execute_cdp_cmd("Page.addScriptToEvaluateOnNewDocument", {
"source": """
Object.defineProperty(navigator, 'webdriver', {
get: () => undefined
})
"""
})

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