code: def exp_nofunc_sempred(
      self, localctx: Exp_nofuncContext, predIndex: int
  ):
      if predIndex == 5:
          return self.precpred(self._ctx, 2)
  
imports: from antlr4 import *
  from io import StringIO
  import sys
label_desc: Use image node_id 49 for calling the LaTeXParser obj's underlying member method code with example usage: obj.exp_nofunc_sempred(localctx, predIndex) and returns: self