| lex: state name 1 must be a string | |
| lex: No rules defined for state 'example' | |
| Traceback (most recent call last): | |
| File "./lex_state3.py", line 40, in <module> | |
| lex.lex() | |
| File "../ply/lex.py", line 759, in lex | |
| raise SyntaxError,"lex: Unable to build lexer." | |
| SyntaxError: lex: Unable to build lexer. |