lex_re1.py (271B)
1# lex_token.py 2# 3# Bad regular expression in a string 4 5import sys 6sys.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 20def t_error(t): 21 pass 22 23import sys 24 25lex.lex() 26 27