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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def status(sec):
 """Toolbar progressive status """

    if _meta_.prg_bar in ["on", "ON"]:
        syms = ["|", "/", "-", "\\"]
        for sym in syms:
            sys.stdout.write("\b{0}{1}{2}".format(_meta_.color["GREY"], sym,
                                                  _meta_.color["ENDC"]))
            sys.stdout.flush()
            time.sleep(float(sec))