Compiler Design Book Of Aa Puntambekar Pdf 71 2021 ((exclusive)) May 2026

if self.current_char == '+': self.advance() return Token(PLUS, '+')

if self.current_char.isspace(): self.skip_whitespace() continue

Hope this helps!

# Example usage lexer = Lexer('2 + 3') token = lexer.get_next_token()

import re

def advance(self): self.pos += 1 if self.pos > len(self.text) - 1: self.current_char = None else: self.current_char = self.text[self.pos]

def error(self): raise Exception('Invalid character') compiler design book of aa puntambekar pdf 71 2021

Here's an outline of an interesting report on compiler design based on the book: