PEP 492: Resolve unreferenced footnotes (#3241)
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pep-0492.txt
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pep-0492.txt
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@ -1,7 +1,5 @@
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PEP: 492
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Title: Coroutines with async and await syntax
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Version: $Revision$
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Last-Modified: $Date$
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Author: Yury Selivanov <yury@edgedb.com>
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Discussions-To: python-dev@python.org
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Status: Final
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@ -558,7 +556,7 @@ an asynchronous one. While this is not a very useful thing to do, the
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code illustrates the relationship between regular and asynchronous
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iterators.
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::
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.. code:: python
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class AsyncIteratorWrapper:
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def __init__(self, obj):
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@ -584,7 +582,7 @@ Why StopAsyncIteration?
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Coroutines are still based on generators internally. So, before PEP
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479, there was no fundamental difference between
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::
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.. code:: python
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def g1():
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yield from fut
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@ -592,7 +590,7 @@ Coroutines are still based on generators internally. So, before PEP
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and
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::
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.. code:: python
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def g2():
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yield from fut
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@ -602,7 +600,7 @@ And since :pep:`479` is accepted and enabled by default for coroutines,
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the following example will have its ``StopIteration`` wrapped into a
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``RuntimeError``
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::
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.. code:: python
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async def a1():
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await fut
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@ -643,7 +641,7 @@ generators are treated as distinct concepts:
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doing so will result in a ``TypeError``.
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3. *generator-based coroutines* (for asyncio code must be decorated
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with ``@asyncio.coroutine``) can ``yield from`` *native coroutine
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with ``@asyncio.coroutine`` [1]_) can ``yield from`` *native coroutine
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objects*.
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4. ``inspect.isgenerator()`` and ``inspect.isgeneratorfunction()``
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@ -1218,7 +1216,7 @@ Overall Impact
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This proposal introduces no observable performance impact. Here is an
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output of python's official set of benchmarks [4]_:
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::
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.. code:: text
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python perf.py -r -b default ../cpython/python.exe ../cpython-aw/python.exe
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@ -1356,7 +1354,7 @@ Working example
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All concepts proposed in this PEP are implemented [3]_ and can be
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tested.
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::
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.. code:: python
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import asyncio
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@ -1456,12 +1454,3 @@ Copyright
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=========
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This document has been placed in the public domain.
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..
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Local Variables:
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mode: indented-text
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indent-tabs-mode: nil
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sentence-end-double-space: t
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fill-column: 70
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coding: utf-8
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End:
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