view ply-3.8/test/lex_token5.py @ 12509:2255eb45a711 draft default tip

<wib_jonas> `` </hackenv/tmp/cmd.whatis tr -d \\\\r | grep cmd | cat -v >> /hackenv/share/whatis
author HackEso <hackeso@esolangs.org>
date Wed, 17 Jul 2024 14:42:40 +0100
parents 343ff337a19b
children
line wrap: on
line source

# lex_token5.py
#
# Return a bad token name

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'-'

def t_NUMBER(t):
    r'\d+'
    t.type = "NUM"
    return t

def t_error(t):
    pass

lex.lex()
lex.input("1234")
t = lex.token()