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authorBrett Cannon <bcannon@gmail.com>2007-05-05 01:34:02 (GMT)
committerBrett Cannon <bcannon@gmail.com>2007-05-05 01:34:02 (GMT)
commit229cee2d3dc2d962d5cbda96f2411c5cec0a9293 (patch)
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Deprecate BaseException.message as per PEP 352.
Diffstat (limited to 'Doc/lib/libexcs.tex')
-rw-r--r--Doc/lib/libexcs.tex22
1 files changed, 6 insertions, 16 deletions
diff --git a/Doc/lib/libexcs.tex b/Doc/lib/libexcs.tex
index b793fd3..b0f80b6 100644
--- a/Doc/lib/libexcs.tex
+++ b/Doc/lib/libexcs.tex
@@ -23,14 +23,10 @@ an ``associated value'' indicating the detailed cause of the error.
This may be a string or a tuple containing several items of
information (e.g., an error code and a string explaining the code).
The associated value is the second argument to the
-\keyword{raise}\stindex{raise} statement. For string exceptions, the
-associated value itself will be stored in the variable named as the
-second argument of the \keyword{except} clause (if any). For class
-exceptions, that variable receives the exception instance. If the
-exception class is derived from the standard root class
-\exception{BaseException}, the associated value is present as the
-exception instance's \member{args} attribute. If there is a single argument
-(as is preferred), it is bound to the \member{message} attribute.
+\keyword{raise}\stindex{raise} statement. If the exception class is
+derived from the standard root class \exception{BaseException}, the
+associated value is present as the exception instance's \member{args}
+attribute.
User code can raise built-in exceptions. This can be used to test an
exception handler or to report an error condition ``just like'' the
@@ -56,14 +52,8 @@ The base class for all built-in exceptions. It is not meant to be directly
inherited by user-defined classes (for that use \exception{Exception}). If
\function{str()} or \function{unicode()} is called on an instance of this
class, the representation of the argument(s) to the instance are returned or
-the emptry string when there were no arguments. If only a single argument is
-passed in, it is stored in the \member{message} attribute. If more than one
-argument is passed in, \member{message} is set to the empty string. These
-semantics are meant to reflect the fact that \member{message} is to store a
-text message explaining why the exception had been raised. If more data needs
-to be attached to the exception, attach it through arbitrary attributes on the
-instance. All arguments are also stored in \member{args} as a tuple, but it will
-eventually be deprecated and thus its use is discouraged.
+the emptry string when there were no arguments. All arguments are
+stored in \member{args} as a tuple.
\versionadded{2.5}
\end{excdesc}