Notice: While JavaScript is not essential for this website, your interaction with the content will be limited. Please turn JavaScript on for the full experience.

Search Python.org

Results

  • Release – Python 3.8.3

    Version: None

    Released: May 13, 2020

    This is the third maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.3, a bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Major new features of …

    View Release Notes

  • Release – Python 3.9.0b3

    Version: None

    Released: June 9, 2020

    This is a beta preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0b3, is the third of five planned beta release previews. Beta release previews are intended to give the wider community the opportunity to test new features and bug fixes and to prepare their projects …

    View Release Notes

  • Release – Python 3.8.4rc1

    Version: None

    Released: June 30, 2020

    This is the release candidate of the fourth maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.4rc1, a bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. …

    View Release Notes

  • Release – Python 3.9.0rc1

    Version: None

    Released: Aug. 11, 2020

    This is the first release candidate of Python 3.9 This release, 3.9.0rc1, is the penultimate release preview. Entering the release candidate phase, only reviewed code changes which are clear bug fixes are allowed between this release candidate and the final release. The second candidate and the last planned release …

    View Release Notes

  • Release – Python 3.8.6

    Version: None

    Released: Sept. 24, 2020

    This is the sixth maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.6, a bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Major new features of …

    View Release Notes

  • Release – Python 3.9.0

    Version: None

    Released: Oct. 5, 2020

    This is the stable release of Python 3.9.0 Note: The release you're looking at is Python 3.9.0, a legacy release. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. Installer news This is the first version of Python to …

    View Release Notes

  • Release – Python 3.8.8

    Version: None

    Released: Feb. 19, 2021

    This is the eight maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.8, a bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. 3.8.8 introduces two security …

    View Release Notes

  • Release – Python 3.8.10

    Version: None

    Released: May 3, 2021

    This is the tenth and final regular maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.10, a bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of 3.11.x here. According …

    View Release Notes

  • Comparing Option-Parsing Libraries

    Comparing Option-Parsing Libraries Comparing Option-Parsing Libraries NOTE: this page is present for historical purposes only. The getopt-sig is retired, and Optik was added to the Python standard library (as optparse) in Python 2.3. (It was checked in to Python's CVS tree in November 2002, and first released in July 2003.) Since I proposed Optik for the Python standard library, a number of other option-parsing libraries have come to light. I'm trying to evaluate them by ...

  • Notes

    ...bits or have a different sign than the left operand. To be precise: x<<n where this currently doesn't yield the same value as long(x)<<n; in Python 2.4, the outcome will be long(x)<<n. Conversions from ints to string that show negative values as unsigned ints in the inclusive range [0x80000000..0xffffffff]; this affects the functions hex() and oct(), and the string formatting codes %u, %o, %x, and %X. In Python 2.4, these will show signed values (e.g. hex(-1) currently return...

  • Summary of "Extension Building" Session

    Summary of "Extension Building" Session "Extension Building Considered Painful": Session Summary by Greg Ward The "Extension Building Considered Painful" session at IPC7 was very productive, and there was a good consensus in the room as to what's needed, what will work for various classes of users, and what ideas to steal from other related systems (the closest being Red Hat's RPM and Perl's MakeMaker). Decisions made Everyone seemed to agree with my p...

  • Python 1.6

    Python 1.6 Python 1.6 Note: See the download pages for more recent releases. The final version of Python 1.6 is released on September 5, 2000. (What's new?) CNRI has placed an open source license on this version. CNRI believes that this version is compatible with the GPL, but there is a technicality concerning the choice of law provision, which Richard Stallman believes may make it incompatible. CNRI is still trying to work this out with Stallman. Future versions of Python ...

  • Release – Python 3.1.3

    Version: None

    Released: Nov. 27, 2010

    Note: It is recommended that you use the latest bug fix release of the 3.1 series, 3.1.4. Python 3.1.3 was released on November 27th, 2010. The Python 3.1 version series is a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. For ongoing …

    View Release Notes

  • Release – Python 3.7.0b1

    Version: None

    Released: Jan. 31, 2018

    This is a beta preview of Python 3.7 Python 3.7 is still in development. This release, 3.7.0b1, is the first of four planned beta release previews. Among the major new features in Python 3.7 are: PEP 538, Coercing the legacy C locale to a UTF-8 based locale PEP 539 …

    View Release Notes

  • Release – Python 3.7.0b2

    Version: None

    Released: Feb. 28, 2018

    This is a beta preview of Python 3.7 Python 3.7 is still in development. This release, 3.7.0b2, is the second of four planned beta release previews. Among the major new features in Python 3.7 are: PEP 538, Coercing the legacy C locale to a UTF-8 based locale PEP 539 …

    View Release Notes

  • Release – Python 3.8.2rc2

    Version: None

    Released: Feb. 17, 2020

    This is the second release candidate of Python 3.8.2, the second maintenance release of Python 3.8 Note: The release you're looking at is Python 3.8.2rc2, a bugfix release for the legacy 3.8 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release of …

    View Release Notes

  • Release – Python 3.9.0b2

    Version: None

    Released: June 9, 2020

    WARNING: this release has a known regression See BPO-40924 for details. Use Python 3.9.0b3 or newer instead, please. This is a beta preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0b2, is the second of four planned beta release previews. Beta release previews are intended to …

    View Release Notes

  • Release – Python 3.9.1rc1

    Version: None

    Released: Nov. 26, 2020

    This is the release candidate of the first maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.1rc1, the release candidate of a bugfix release for the legacy 3.9 series. Python 3.11 is now the latest feature release series of Python 3. Get the latest release …

    View Release Notes

  • Other Documentation Tools

    Other Documentation Tools Other Documentation Tools When considering the state of documentation tools for Python, one should consider what is being done for other systems. This should include tools that work with documentation embedded in source code and tools that work with separated documentation. If you can think of additional tools that should be noted, please let me know about them (free or commercial). If you can point to an example of the markup, that would be great; thank...

  • Python 3.1.3 Release

    Python 3.1.3 Release Python 3.1.3 Note: It is recommended that you use the latest bug fix release of the 3.1 series, 3.1.4. Python 3.1.3 was released on November 27th, 2010. The Python 3.1 version series is a continuation of the work started by Python 3.0, the new backwards-incompatible series of Python. For ongoing maintenance releases, please see the Python 3.2 series. Improvements in this release include: An ordered dictionary type Various optimizations to the int type New unittest feat...

Python language documentation

If you didn't find what you need, try your search in the Python language documentation.