1# lex_token_dup.py 2# 3# Duplicate token name in tokens 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 "MINUS" 15 ] 16 17t_PLUS = r'\+' 18t_MINUS = r'-' 19 20def t_NUMBER(t): 21 r'\d+' 22 return t 23 24def t_error(t): 25 pass 26 27lex.lex() 28 29 30