config.py 文件源码

def _prompt_changer(attr,val):
    prompt = conf.prompt
    try:
        ct = val
        if isinstance(ct, AnsiColorTheme) and ct.prompt(""):
            ## ^A and ^B delimit invisible caracters for readline to count right.
            ## And we need ct.prompt() to do change something or else ^A and ^B will be
            ## displayed
             prompt = "\001%s\002" % ct.prompt("\002"+prompt+"\001")
        else:
            prompt = ct.prompt(prompt)
    except:
        pass
    sys.ps1 = prompt