def setTokenSource(self, tokenSource):
        
        self.tokenSource = tokenSource
        self.tokens = []
        self.p = -1
        self.channel = DEFAULT_CHANNEL
Reset this token stream by setting its token source.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/antlr3/antlr3/streams.py/CommonTokenStream.setTokenSource