# lex_token_dup.py # # Duplicate token name in tokens import sys if ".." not in sys.path: sys.path.insert(0,"..") import ply.lex as lex tokens = [ "PLUS", "MINUS", "NUMBER", "MINUS" ] t_PLUS = r'\+' t_MINUS = r'-' def t_NUMBER(t): r'\d+' return t def t_error(t): pass lex.lex()