code: def inputs2(self):
      localctx = AutolevParser.Inputs2Context(
          self, self._ctx, self.state
      )
      self.enterRule(localctx, 42, self.RULE_inputs2)
      try:
          self.enterOuterAlt(localctx, 1)
          self.state = 303
          self.id_diff()
          self.state = 304
          self.match(AutolevParser.T__2)
          self.state = 305
          self.expr(0)
          self.state = 307
          self._errHandler.sync(self)
          la_ = self._interp.adaptivePredict(self._input, 34, self._ctx)
          if la_ == 1:
              self.state = 306
              self.expr(0)
  
      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 23 for calling the AutolevParser obj's underlying member method code with example usage: obj.inputs2() and returns: localctx