Python 3.3

Python 3.3 3.3.5

Python is a programming language that lets you work more quickly and integrate your systems more effectively.

Download for Windows

About Python 3.3

Python is a programming language that lets you work more quickly and integrate your systems more effectively.

What's new in 3.3.5

No changes from release candidate 2.

Full release notes »

Technical details

PublisherPython Software Foundation
Version3.3.5
Release date2014-03-02
LicensePSF-2.0
Installer typemsi
Architecturex86, x64
Package IDPython.Python.3.3

Install Python 3.3 from the command line

Install with Windows Package Manager
winget install --id=Python.Python.3.3 -e
Update to the latest version
winget upgrade --id=Python.Python.3.3 -e
Uninstall
winget uninstall --id=Python.Python.3.3 -e
Silent install with the offline installer
msiexec /i "python-3.3.5.amd64.msi" /quiet /norestart ADDLOCAL=ALL
Uninstall the MSI package
msiexec /x {51F10CAC-4175-3B46-8143-E9442D562EA5} /quiet

Python 3.3 adds these commands to the command line: python, pythonw.

languageprogrammingprogramming-languagepythonpython3script

File types supported by Python 3.3

Python 3.3 can open or be associated with 5 file types:

.py.pyc.pyd.pyo.pyw

Python 3.3 version history

3.3.4 Feb 9, 2014

Library

  • Issue #20374: Fix build warnings of the readline module with libedit on Mac.
3.3.3 Nov 17, 2013

No changes from release candidate 2.

3.3.2 May 13, 2013

Core and Builtins
- Issue #17237: Fix crash in the ASCII decoder on m68k.
- Issue #17408: Avoid using an obsolete instance of the copyreg module when the interpreter is shutdown and then started again.
- Issue #17863: In the interactive console, don’t loop forever if the encoding can’t be fetched from stdin.
- Issue #17867: Raise an ImportError if import is not found in builtins.
- Issue #17857: Prevent build failures with pre-3.5.0 versions of sqlite3, such as was shipped with Centos 5 and Mac OS X 10.4.
- Issue #17413: sys.settrace callbacks were being passed a string instead of an exception instance for the ‘value’ element of the arg tuple if the exception originated from C code; now an exception instance is always provided.
- Issue #17782: Fix undefined behaviour on platforms where struct timespec‘s “tv_nsec” member is not a C long.
- Issue #17715: Fix segmentation fault from raising an exception in a trunc method.
- Issue #16447: Fixed potential segmentation fault when setting name on a class.
- Issue #17669: Fix crash involving finalization of generators using yield from.
- Issue #17619: Make input() check for Ctrl-C correctly on Windows.
- Issue #17610: Don’t rely on non-standard behavior of the C qsort() function.
- Issue #17357: Add missing verbosity output when using -v/-vv.
Library
- Issue #17606: Fixed support of encoded byte strings in the XMLGenerator
.characters() and ignorableWhitespace() methods. Original patch by Sebastian
Ortiz Vasquez. …

Other versions

  • 3.3.1
  • 3.3.0

Frequently asked questions

Is Python 3.3 free?

Python 3.3 is psf-2.0 software from Python Software Foundation. Check the publisher's license terms for pricing and usage rights.

What is the latest version of Python 3.3?

The latest version is 3.3.5, released on Mar 2, 2014.

Is it safe to download Python 3.3?

The download button links to the official installer published on python.org, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 4be9dfe84fd5e0bc183fc24680a95a77a86aef21e9989d834084ee6dcc5b2cab.

Which Windows versions does Python 3.3 support?

Python 3.3 runs on Windows and is available for 32-bit (x86), 64-bit (x64) systems.

How do I install Python 3.3 silently?

Run the offline installer with msiexec /i "python-3.3.5.amd64.msi" /quiet /norestart ADDLOCAL=ALL, or install it with Windows Package Manager: winget install --id=Python.Python.3.3 -e --silent.

How do I uninstall Python 3.3?

Open Settings › Apps › Installed apps, find Python 3.3 and select Uninstall. From the command line, run winget uninstall --id=Python.Python.3.3 -e.

What file types can Python 3.3 open?

Python 3.3 supports 5 file types, including .py, .pyc, .pyd, .pyo, .pyw.