1# lex_token.py
| 1# lex_token3.py
|
2#
3# tokens is right type, but is missing a token for one rule
4
5import sys
| 2#
3# tokens is right type, but is missing a token for one rule
4
5import sys
|
6sys.path.insert(0,"..")
| 6if ".." not in sys.path: sys.path.insert(0,"..")
|
7
8import ply.lex as lex
9
10tokens = [
11 "PLUS",
12 "NUMBER",
13 ]
14
15t_PLUS = r'\+'
16t_MINUS = r'-'
17t_NUMBER = r'\d+'
18
19def t_error(t):
20 pass
21
| 7
8import ply.lex as lex
9
10tokens = [
11 "PLUS",
12 "NUMBER",
13 ]
14
15t_PLUS = r'\+'
16t_MINUS = r'-'
17t_NUMBER = r'\d+'
18
19def t_error(t):
20 pass
21
|
22
23sys.tracebacklimit = 0
24
| |
25lex.lex()
26
27
| 22lex.lex()
23
24
|