def clean_semver(cls, version_spec):
        return re.sub(r"([<>=~])\s+?v?", "\\1", version_spec, re.IGNORECASE)
def runSpider(self, lstSubcommand=None):
        strSubcommand = lstSubcommand[0]
        strArg1 = None
        if len(lstSubcommand) == 2:
            strArg1 = lstSubcommand[1]
        self.initDriver() #init selenium driver
        self.dicSubCommandHandler[strSubcommand](strArg1)
        self.quitDriver() #quit selenium driver