def consume(self):
        
        if self.p < len(self.tokens):
            self.p += 1

            self.p = self.skipOffTokenChannels(self.p) # leave p on valid token
Move the input pointer to the next incoming token.  The stream
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/antlr3/antlr3/streams.py/CommonTokenStream.consume