1# lex_token.py 2# 3# Bad token name 4 5import lex 6 7tokens = [ 8 "PLUS", 9 "MINUS", 10 "-", 11 "NUMBER", 12 ] 13 14t_PLUS = r'\+' 15t_MINUS = r'-' 16t_NUMBER = r'\d+' 17 18def t_error(t): 19 pass 20 21import sys 22sys.tracebacklimit = 0 23 24lex.lex() 25 26 27