code: def commands(self):
      localctx = AutolevParser.CommandsContext(
          self, self._ctx, self.state
      )
      self.enterRule(localctx, 50, self.RULE_commands)
      self._la = 0  # Token type
      try:
          self.state = 354
          self._errHandler.sync(self)
          token = self._input.LA(1)
          if token in [31]:
              self.enterOuterAlt(localctx, 1)
              self.state = 341
              self.match(AutolevParser.Save)
              self.state = 342
              self.match(AutolevParser.ID)
              self.state = 343
              self.match(AutolevParser.T__19)
              self.state = 344
              self.match(AutolevParser.ID)
              pass
          elif token in [33]:
              self.enterOuterAlt(localctx, 2)
              self.state = 345
              self.match(AutolevParser.Encode)
              self.state = 346
              self.match(AutolevParser.ID)
              self.state = 351
              self._errHandler.sync(self)
              _la = self._input.LA(1)
              while _la == 10:
                  self.state = 347
                  self.match(AutolevParser.T__9)
                  self.state = 348
                  self.match(AutolevParser.ID)
                  self.state = 353
                  self._errHandler.sync(self)
                  _la = self._input.LA(1)
  
              pass
          else:
              raise NoViableAltException(self)
  
      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 27 for calling the AutolevParser obj's underlying member method code with example usage: obj.commands() and returns: localctx