SeleniumServer          A Selenium Server process
SeleniumSession         Start a Selenium Client session
ShadowRoot              Create a shadow root
WebElement              Create a live element
actions_mousedown       Press, release or move the mouse
actions_pause           Wait for a period of time
actions_press           Press or release a key
actions_scroll          Scroll the page
actions_stream          Create a set of actions to be performed
chrome_options          Custom browser options
key_chord               Combine special keys
keys                    A list of special keys
selenium_server         Download and start the Selenium server.
wait_for_server         Is a selenium server instance running?
