Python Selenium Chromedriver OSError: [Errno 8] Exec Format Error

I'm trying to set up a chrome session with Selenium in my python (2.7) script like this: from selenium import webdriver driver=webdriver.Chrome() But I get the following error: T

Solution 1:

I eventually solved the problem by uninstalling all instances of chromedriver (I had multiple in different locations) and then installing it again with homebrew: brew install chromedriver