code: def ranges(self):
      localctx = AutolevParser.RangesContext(
          self, self._ctx, self.state
      )
      self.enterRule(localctx, 20, self.RULE_ranges)
      self._la = 0  # Token type
      try:
          self.enterOuterAlt(localctx, 1)
          self.state = 208
          self.match(AutolevParser.T__13)
          self.state = 209
          self.match(AutolevParser.INT)
          self.state = 210
          self.match(AutolevParser.T__15)
          self.state = 211
          self.match(AutolevParser.INT)
          self.state = 218
          self._errHandler.sync(self)
          _la = self._input.LA(1)
          while _la == 10:
              self.state = 212
              self.match(AutolevParser.T__9)
              self.state = 213
              self.match(AutolevParser.INT)
              self.state = 214
              self.match(AutolevParser.T__15)
              self.state = 215
              self.match(AutolevParser.INT)
              self.state = 220
              self._errHandler.sync(self)
              _la = self._input.LA(1)
  
          self.state = 221
          self.match(AutolevParser.T__14)
      except RecognitionException as re:
          localctx.exception = re
          self._errHandler.reportError(self, re)
          self._errHandler.recover(self, re)
      finally:
          self.exitRule()
      return localctx
  
imports: from antlr4 import *
  from io import StringIO
  import sys
label_desc: Use image node_id 12 for calling the AutolevParser obj's underlying member method code with example usage: obj.ranges() and returns: localctx