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Diffstat (limited to 'Doc/whatsnew/whatsnew25.tex')
| -rw-r--r-- | Doc/whatsnew/whatsnew25.tex | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/Doc/whatsnew/whatsnew25.tex b/Doc/whatsnew/whatsnew25.tex index fb68acc..fce3927 100644 --- a/Doc/whatsnew/whatsnew25.tex +++ b/Doc/whatsnew/whatsnew25.tex @@ -5,7 +5,7 @@ % Fix XXX comments \title{What's New in Python 2.5} -\release{1.0} +\release{1.01} \author{A.M. Kuchling} \authoraddress{\email{amk@amk.ca}} @@ -556,13 +556,14 @@ generators: where the generator's execution is paused. \item \method{close()} raises a new \exception{GeneratorExit} - exception inside the generator to terminate the iteration. - On receiving this - exception, the generator's code must either raise - \exception{GeneratorExit} or \exception{StopIteration}; catching the - exception and doing anything else is illegal and will trigger - a \exception{RuntimeError}. \method{close()} will also be called by - Python's garbage collector when the generator is garbage-collected. + exception inside the generator to terminate the iteration. On + receiving this exception, the generator's code must either raise + \exception{GeneratorExit} or \exception{StopIteration}. Catching + the \exception{GeneratorExit} exception and returning a value is + illegal and will trigger a \exception{RuntimeError}; if the function + raises some other exception, that exception is propagated to the + caller. \method{close()} will also be called by Python's garbage + collector when the generator is garbage-collected. If you need to run cleanup code when a \exception{GeneratorExit} occurs, I suggest using a \code{try: ... finally:} suite instead of @@ -1663,6 +1664,13 @@ single number as \file{pystone.py} does. \item The \module{pyexpat} module now uses version 2.0 of the Expat parser. (Contributed by Trent Mick.) +\item The \class{Queue} class provided by the \module{Queue} module +gained two new methods. \method{join()} blocks until all items in +the queue have been retrieved and all processing work on the items +have been completed. Worker threads call the other new method, +\method{task_done()}, to signal that processing for an item has been +completed. (Contributed by Raymond Hettinger.) + \item The old \module{regex} and \module{regsub} modules, which have been deprecated ever since Python 2.0, have finally been deleted. Other deleted modules: \module{statcache}, \module{tzparse}, |