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_NUMBER(t): 21 r'\d+' 22 pass 23 24def t_error(t): 25 pass 26
| 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_NUMBER(t): 21 r'\d+' 22 pass 23 24def t_error(t): 25 pass 26
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