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PEP 479: Change StopIteration handling inside generators.

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Closes issue #22906.
This commit is contained in:
Yury Selivanov 2015-05-09 11:44:30 -04:00
parent bd60e8dece
commit 8170e8c0d1
14 changed files with 103 additions and 15 deletions
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12
Doc/reference/expressions.rst
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@ -443,12 +443,12 @@ is already executing raises a :exc:`ValueError` exception.
.. method:: generator.close()
Raises a :exc:`GeneratorExit` at the point where the generator function was
paused. If the generator function then raises :exc:`StopIteration` (by
exiting normally, or due to already being closed) or :exc:`GeneratorExit` (by
not catching the exception), close returns to its caller. If the generator
yields a value, a :exc:`RuntimeError` is raised. If the generator raises any
other exception, it is propagated to the caller. :meth:`close` does nothing
if the generator has already exited due to an exception or normal exit.
paused. If the generator function then exits gracefully, is already closed,
or raises :exc:`GeneratorExit` (by not catching the exception), close
returns to its caller. If the generator yields a value, a
:exc:`RuntimeError` is raised. If the generator raises any other exception,
it is propagated to the caller. :meth:`close` does nothing if the generator
has already exited due to an exception or normal exit.
.. index:: single: yield; examples