Mercurial > repo

view ply-3.8/test/lex_re2.py @ 7430:65a81a334221

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
<b_jonas> `` echo -n \'lly not in that order, so they get their personal problems taken care of before the final battle. And it\'\'s a comedy.\' > wisdom/o
author HackBot
date Sun, 17 Apr 2016 21:27:32 +0000
parents 343ff337a19b
children
line wrap: on
line source

# lex_re2.py
#
# Regular expression rule matches empty string

import sys
if ".." not in sys.path: sys.path.insert(0,"..")

import ply.lex as lex

tokens = [
    "PLUS",
    "MINUS",
    "NUMBER",
    ]

t_PLUS = r'\+?'
t_MINUS = r'-'
t_NUMBER = r'(\d+)'

def t_error(t):
    pass



lex.lex()