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

  • Python 3.5.2

    ...objects PEP 465, a new operator (@) for matrix multiplication PEP 471, os.scandir(), a fast new directory traversal function PEP 475, adding support for automatic retries of interrupted system calls PEP 479, change StopIteration handling inside generators PEP 484, the typing module, a new standard for type annotations PEP 485, math.isclose(), a function for testing approximate equality PEP 486, making the Windows Python launcher aware of virtual environments PEP 488, eliminating .pyo files P...

  • Python 3.5.1

    ...objects PEP 465, a new operator (@) for matrix multiplication PEP 471, os.scandir(), a fast new directory traversal function PEP 475, adding support for automatic retries of interrupted system calls PEP 479, change StopIteration handling inside generators PEP 484, the typing module, a new standard for type annotations PEP 485, math.isclose(), a function for testing approximate equality PEP 486, making the Windows Python launcher aware of virtual environments PEP 488, eliminating .pyo files P...

  • Python 1.6.1

    ...objects would crash, and there were situations where a lost SyntaxError could dump core. The <list>.extend() method now accepts an arbitrary sequence argument. If __str__() or __repr__() returns a Unicode object, this is converted to an 8-bit string. Unicode string comparisons is no longer aware of UTF-16 encoding peculiarities; it's a straight 16-bit compare. The Windows installer now installs the LICENSE file and no longer registers the Python DLL version in the registry (this is no long...

  • Python Success Stories

    ...Object Relational database engine with a Python API. The IFC is built on top of Postgres, with an Oracle version in the works, but it is possible to use any full-function RDBMS, as we took care to avoid non-standard SQL functionality and isolated the DB-specific idioms into a separate portability layer. Production IFCs currently run only under Linux, with others planned. The Business Logic is a layer of rules which handle data validation, access control, and customizable business-specific knowle...

  • Python Success Stories

    ...object in order to traverse the table, figure, heading, and section level style identifiers at the various levels of the generated RTF document's object model. During traversal, it renames style identifiers to conform with those provided in a Microsoft Word Document Template (.DOT) file handed out as a standard by our local reprographics department. After this conversion, the post-processor saves the finished document in Microsoft Word document format. None of the post-processing tasks were part...

  • Release – Python 2.7.0

    Version: None

    Released: July 3, 2010

    Note: A bugfix release, 2.7.13, is currently available. Its use is recommended. Python 2.7.0 was released on July 3rd, 2010. Python 2.7 is scheduled to be the last major version in the 2.x series before it moves into an extended maintenance period. This release contains many of the features …

    View Release Notes

  • Release – Python 3.5.0

    Version: None

    Released: Sept. 13, 2015

    Python 3.5.0 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.0 was released on September 13th, 2015. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.5.2

    Version: None

    Released: June 27, 2016

    Python 3.5.2 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.2 was released on June 26th, 2016. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.5.3rc1

    Version: None

    Released: Jan. 3, 2017

    Python 3.5.3 release candidate 1 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.3 release candidate 1 was released on January 2nd, 2017. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and …

    View Release Notes

  • Release – Python 3.5.3

    Version: None

    Released: Jan. 17, 2017

    Python 3.5.3 Python 3.5 has reached end-of-life. Python 3.5.10, the final release of the 3.5 series, is available here. Python 3.5.3 was released on January 17th, 2017. Major new features of the 3.5 series, compared to 3.4 Among the new major new features and changes in the 3.5 release series …

    View Release Notes

  • Release – Python 3.7.2rc1

    Version: None

    Released: Dec. 11, 2018

    Python 3.7.2rc1 is the release candidate preview of the second maintenance release of Python 3.7. The Python 3.7 series is the newest major release of the Python language and contains many new features and optimizations. Among the major new features in Python 3.7 are: PEP 539, new C API …

    View Release Notes

  • Release – Python 3.7.3rc1

    Version: None

    Released: March 12, 2019

    Python 3.7.3rc1 is the release candidate preview of the third maintenance release of Python 3.7. The Python 3.7 series is the newest major release of the Python language and contains many new features and optimizations. Among the major new features in Python 3.7 are: PEP 539, new C API …

    View Release Notes

  • Release – Python 3.9.0b4

    Version: None

    Released: July 3, 2020

    This is a beta preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0b4, is the fourth 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 3.9.0b5

    Version: None

    Released: July 20, 2020

    This is a beta preview of Python 3.9 Python 3.9 is still in development. This release, 3.9.0b5, is the last 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 3.9.0rc2

    Version: None

    Released: Sept. 17, 2020

    This is the second release candidate of Python 3.9 This release, 3.9.0rc2, is the last preview before the final release of Python 3.9.0 on 2020-10-05. In the mean time, we strongly encourage maintainers of third-party Python projects to prepare their projects for 3.9 compatibility during this phase. As always, …

    View Release Notes

  • Release – Python 3.9.2rc1

    Version: None

    Released: Feb. 16, 2021

    This is the release candidate of the second maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.2rc1, a 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

  • Release – Python 3.9.3

    Version: None

    Released: April 2, 2021

    This is the third maintenance release of Python 3.9 NOTE: The release you're looking at has been recalled due to unintentional breakage of ABI compatibility with C extensions built in Python 3.9.0 - 3.9.2. Details in bpo-43710. Please use Python 3.9.4 or newer instead. Python 3.9.3 is an …

    View Release Notes

  • Release – Python 3.9.4

    Version: None

    Released: April 4, 2021

    This is the fourth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.4, 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 of 3.11.x here. Python 3.9.4 is a …

    View Release Notes

  • Release – Python 3.9.8

    Version: None

    Released: Nov. 5, 2021

    This is the eighth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.8, 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 of 3.11.x here. There's been 202 commits …

    View Release Notes

  • Release – Python 3.9.9

    Version: None

    Released: Nov. 15, 2021

    This is the ninth maintenance release of Python 3.9 Note: The release you're looking at is Python 3.9.9, an expedited 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 of 3.11.x here. 3.9.9 was released …

    View Release Notes

Python language documentation

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