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diff --git a/README.rst b/README.rst new file mode 100644 index 0000000..1f072e4 --- /dev/null +++ b/README.rst @@ -0,0 +1,35 @@ +.. image:: https://travis-ci.org/agronholm/pythonfutures.svg?branch=master + :target: https://travis-ci.org/agronholm/pythonfutures + :alt: Build Status + +This is a backport of the `concurrent.futures`_ standard library module to Python 2. + +It should not be installed on Python 3, although there should be no harm in doing so, as the +standard library takes precedence over third party libraries. + +To conditionally require this library only on Python 2, you can do this in your ``setup.py``: + +.. code-block:: python + + setup( + ... + extras_require={ + ':python_version == "2.7"': ['futures'] + } + ) + +Or, using the newer syntax: + +.. code-block:: python + + setup( + ... + install_requires={ + 'futures; python_version == "2.7"' + } + ) + +.. warning:: The ``ProcessPoolExecutor`` class has known (unfixable) problems on Python 2 and + should not be relied on for mission critical work. + +.. _concurrent.futures: https://docs.python.org/library/concurrent.futures.html |