What’s new coming in Python 3.11

TechGig
2 min readSep 21, 2022

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Python 3.11 is approximately 1060% quicker than Python 3.10, as demonstrated by a 1.25x improvement on the typical benchmark suite.

New features of Python 3.11 were announced in a blog post today. In comparison to the 3.10 version of the programming language, these enhancements are anticipated to result in a smoother user experience and enhanced performance.

Python 3.11 is approximately 1060% quicker than Python 3.10, as demonstrated by a 1.25x improvement on the typical benchmark suite.

The new syntax feature includes Exception Groups and exceptions, as well as the ability to add remarks to exceptions. New standard library modules, such as tomllib, would enable the standard library to parse TOML.

In version 3.11, the interpreter has been enhanced with fine-grained error locations in tracebacks and a new -P command line option. The PYTHONSAFEPATH environment variable can be used to disable the automatic addition of a potentially unsafe path (the working directory or script directory) to sys.path.

Earlier versions of the interpreter would just point to the line, leaving it unclear which object was None. These increased errors are beneficial when working with dictionary objects with deep nesting, many function calls, and complex arithmetic formulas.

Variadic generics and designating TypedDict objects as needed are two new type features. Others consist of the self type, the Arbitrary literal string type, and the Data Class transform.

It also contains important deletions, deprecations, and limits, such as removing dead batteries from the standard library and the Py UNICODE encoder APIs. It would also convert Python C API macros to functions.

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TechGig
TechGig

Written by TechGig

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