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Update tutorial/classes.rst to remove references to the old two-argument form of the raise statement.

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Collin Winter 2007-09-10 00:27:23 +00:00
parent 0ec3477989
commit bbc9712629
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Doc/tutorial/classes.rst
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@ -586,16 +586,16 @@ Exceptions Are Classes Too
User-defined exceptions are identified by classes as well. Using this mechanism
it is possible to create extensible hierarchies of exceptions.
There are two new valid (semantic) forms for the raise statement::
There are two valid (semantic) forms for the raise statement::
raise Class, instance
raise Class
raise instance
raise Instance
In the first form, ``instance`` must be an instance of :class:`Class` or of a
class derived from it. The second form is a shorthand for::
In the first form, ``Class`` must be an instance of :class:`type` or of a
class derived from it. The first form is a shorthand for::
raise instance.__class__, instance
raise Class()
A class in an except clause is compatible with an exception if it is the same
class or a base class thereof (but not the other way around --- an except clause