Here is sample code for lexical analyzer
def integer(self): result = '' while self.current_char is not None and self.current_char.isdigit(): result += self.current_char self.advance() return int(result) compiler design book of aa puntambekar pdf 71 2021
def error(self): raise Exception('Invalid character') Here is sample code for lexical analyzer def
Here's an outline of an interesting report on compiler design based on the book: compiler design book of aa puntambekar pdf 71 2021