code: def get_tokens_unprocessed(self, text, stack=("root",)):
      for index, token, value in CppLexer.get_tokens_unprocessed(
          self, text, stack
      ):
          if value in self.operators:
              yield index, Operator, value
          elif value in self.types:
              yield index, Keyword.Type, value
          elif value in self.fespaces:
              yield index, Name.Class, value
          elif value in self.preprocessor:
              yield index, Comment.Preproc, value
          elif value in self.keywords:
              yield index, Keyword.Reserved, value
          elif value in self.functions:
              yield index, Name.Function, value
          elif value in self.parameters:
              yield index, Keyword.Pseudo, value
          elif value in self.suppress_highlight:
              yield index, Name, value
          else:
              yield index, token, value
  
imports: from pygments.token import Comment, Operator, Keyword, Name
  from pygments.lexers.c_cpp import CppLexer
label_desc: Use image node_id 1 for calling the FreeFemLexer obj's underlying member method code with example usage: obj.get_tokens_unprocessed(text, stack) without return types