Merge pull request #332 from pengkui/master

Minor fixes.
This commit is contained in:
2014-01-08 11:20:20 -08:00
3 changed files with 8 additions and 7 deletions
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Installing Python on Windows Installing Python on Windows
============================ ============================
First, download the `latest version <http://python.org/ftp/python/2.7.4/python-2.7.4.msi>`_ First, download the `latest version <http://python.org/ftp/python/2.7.6/python-2.7.6.msi>`_
of Python 2.7 from the official Website. If you want to be sure you are installing a fully of Python 2.7 from the official Website. If you want to be sure you are installing a fully
up-to-date version then use the "Windows Installer" link from the home page of the up-to-date version then use the "Windows Installer" link from the home page of the
`Python.org web site <http://python.org>`_ . `Python.org web site <http://python.org>`_ .
@@ -80,7 +80,7 @@ project. This is particularly important for Web development, where each
framework and application will have many dependencies. framework and application will have many dependencies.
To set up a new Python environment, change the working directory to where ever To set up a new Python environment, change the working directory to wherever
you want to store the environment, and run the virtualenv utility in your you want to store the environment, and run the virtualenv utility in your
project's directory project's directory
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@@ -47,11 +47,11 @@ level of compatibility with Python packages and C extension modules.
If you are writing open-source Python code and want to reach the widest possible If you are writing open-source Python code and want to reach the widest possible
audience, targeting CPython is your best bet. If you need to use any packages audience, targeting CPython is your best bet. If you need to use any packages
that rely on C extensions for their functionality (e.g. numpy) then CPython that rely on C extensions for their functionality (e.g., numpy) then CPython
is your only choice. is your only choice.
Being the reference implementation, all versions of the Python language are Being the reference implementation, all versions of the Python language are
available as CPython. Python 3 is only available as a CPython implementation. available as CPython.
PyPy PyPy
---- ----
@@ -67,13 +67,14 @@ If you are looking to squeeze more performance out of your Python code, it's
worth giving PyPy a try. On a suite of benchmarks, it's currently `over 5 times worth giving PyPy a try. On a suite of benchmarks, it's currently `over 5 times
faster than CPython <http://speed.pypy.org/>`_. faster than CPython <http://speed.pypy.org/>`_.
Currently PyPy supports Python 2.7. [#pypy_ver]_ Currently PyPy supports Python 2.7. PyPy3 which targets Python 3 was recently
available as a beta release. [#pypy_ver]_
Jython Jython
------ ------
`Jython <http://www.jython.org/>`_ is a Python implementation that compiles `Jython <http://www.jython.org/>`_ is a Python implementation that compiles
Python code to Java byte code that is then executed in a JVM. It has the additional Python code to Java bytecode that is then executed in a JVM. It has the additional
advantage of being able to import and use any Java class like a Python advantage of being able to import and use any Java class like a Python
module. module.
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@@ -14,7 +14,7 @@ isolated? By answering questions like these you can begin to plan, in
a broad sense, what your finished product will look like. a broad sense, what your finished product will look like.
In this section we take a closer look at Python's module and import In this section we take a closer look at Python's module and import
systems as they are the central element to enforcing structure in your systems as they are the central elements to enforcing structure in your
project. We then discuss various perspectives on how to build code which project. We then discuss various perspectives on how to build code which
can be extended and tested reliably. can be extended and tested reliably.