| try: | |
| a | |
| except : | |
| <warning descr="Python version 3.0, 3.1, 3.2, 3.3, 3.4 do not support this syntax.">raise ImportError, ImportWarning</warning> | |
| <warning descr="Python version 3.0, 3.1, 3.2, 3.3, 3.4 do not support this syntax. Raise with no arguments can only be used in an except block">raise</warning> |