1# lex_error1.py |
2# 3# Missing t_error() rule 4 5import sys |
6if ".." not in sys.path: sys.path.insert(0,"..") |
7 8import ply.lex as lex 9 10tokens = [ 11 "PLUS", 12 "MINUS", 13 "NUMBER", 14 ] 15 16t_PLUS = r'\+' 17t_MINUS = r'-' 18t_NUMBER = r'\d+' 19 |
20 |
21 |
22lex.lex() 23 24 |