blob: 099e1568ca3644442ab08fbc24cbca6f1b3b5977 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
# lex_token.py
#
# Regular expression rule matches empty string
import sys
sys.path.insert(0,"..")
import ply.lex as lex
tokens = [
"PLUS",
"MINUS",
"NUMBER",
"POUND",
]
t_PLUS = r'\+'
t_MINUS = r'-'
t_NUMBER = r'(\d+)'
t_POUND = r'#'
def t_error(t):
pass
import sys
lex.lex()
|
