def METHOD_NAME(codeObj, localVars = defLocals, globalVars = defGlobals):
    """Executes a code object in a background thread, using the given namespace.
    Returns
    -------
    t : thread
        The thread in which the code is executing (can be used with threading.join later)
    """
    t = threading.Thread(target=_exec, args = (codeObj, localVars, globalVars))
    t.start()
    return t