Mention new-style exceptions
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@ -1201,6 +1201,12 @@ Frame objects are also slightly smaller, which may improve cache locality
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and reduce memory usage a bit. (Contributed by Neal Norwitz.)
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and reduce memory usage a bit. (Contributed by Neal Norwitz.)
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% Patch 1337051
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% Patch 1337051
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\item Python's built-in exceptions are now new-style classes, a change
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that speeds up instantiation considerably. Exception handling in
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Python 2.5 is therefore about 30\% faster than in 2.4.
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(Contributed by Richard Jones and Sean Reifschneider at the
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NeedForSpeed sprint.)
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\item Importing now caches the paths tried, recording whether
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\item Importing now caches the paths tried, recording whether
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they exist or not so that the interpreter makes fewer
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they exist or not so that the interpreter makes fewer
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\cfunction{open()} and \cfunction{stat()} calls on startup.
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\cfunction{open()} and \cfunction{stat()} calls on startup.
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