Removed documentation for future_builtins

This commit is contained in:
Benjamin Peterson 2008-04-24 02:43:56 +00:00
parent 35e8c46534
commit be5229ec04
2 changed files with 0 additions and 54 deletions

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:mod:`future_builtins` --- Python 3 builtins
============================================
.. module:: future_builtins
.. sectionauthor:: Georg Brandl
.. versionadded:: 2.6
This module provides functions that exist in 2.x, but have different behavior in
Python 3, so they cannot be put into the 2.x builtin namespace.
Instead, if you want to write code compatible with Python 3 builtins, import
them from this module, like this::
from future_builtins import map, filter
... code using Python 3-style map and filter ...
The :program:`2to3` tool that ports Python 2 code to Python 3 will recognize
this usage and leave the new builtins alone.
.. note::
The Python 3 :func:`print` function is already in the builtins, but cannot be
accessed from Python 2 code unless you use the appropriate future statement::
from __future__ import print_function
Available builtins are:
.. function:: filter(function, iterable)
Works like :func:`itertools.ifilter`.
.. function:: hex(object)
Works like the builtin :func:`hex`, but instead of :meth:`__hex__` it will
use the :meth:`__index__` method on its argument to get an integer that is
then converted to hexadecimal.
.. function:: map(function, iterable, ...)
Works like :func:`itertools.imap`.
.. function:: oct(object)
Works like the builtin :func:`oct`, but instead of :meth:`__oct__` it will
use the :meth:`__index__` method on its argument to get an integer that is
then converted to hexadecimal.
.. function:: zip(*iterables)
Works like :func:`itertools.izip`.

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@ -14,7 +14,6 @@ overview:
sys.rst sys.rst
builtins.rst builtins.rst
future_builtins.rst
__main__.rst __main__.rst
warnings.rst warnings.rst
contextlib.rst contextlib.rst