Created by Giovanni Romagnoli (Kunos), the complete documentation is available here: https://docs.google.com/document/d/13trBp6K1TjWbToUQs_nfFsB291-zVJzRZCNaTYt4Dzc/pub NOTE: some spelling errors in the documentation. See also here: https://assettocorsamods.net/threads/ac-python-documentation-missing-identifier.3198/#post-22076
Just in case, added the attachement to first post. It was last updated on March 31st, 2016. Don't know if the googledocs version is up-to-date as well.
new in the attached document as of 2020, 21 missing vanilla functions: Code: ac.isAcLive() as bool ac.restart() ac.isCarInPitlane() as bool # same as ac.isCarInPitline() ac.getCarSkin(carID) as string ac.getDriverNationCode(carID) as string ac.getCurrentSplits(carID) as List ac.getTrackLength(carID) as float ac.getWindSpeed() as float ac.getWindDirection() as float ac.isAIControlled() as bool ac.getCarEngineBrakeCount() as int ac.getCarPowerControllerCount() as int ac.freeCameraSetClearColor(r, g, b, alpha) ac.freeCameraMoveForward(float) ac.freeCameraMoveRight(float) ac.freeCameraMoveUpWorld(float) ac.freeCameraRotatePitch(float) ac.freeCameraRotateHeading(float) ac.freeCameraRotateRoll(float) ac.sendChatMessage(string_msg) ac.addOnChatMessageListener(ac_WindowID, callBackFunction) also changed wrong ac.addInputText() to ac.addTextInput() on page 11. CustomShadersPatch adds more python functions, see CSP wiki edit March 2023: there is now a dummy library you can use for better auto-comlete: https://assettocorsamods.net/thread...have-autocomplete-in-an-ide-e-g-pycharm.3088/