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Announcing NumExpr 2.14.1

Hi everyone,

NumExpr 2.14.1 introduces patches to ensure compatibility with NumPy 1.26, rolling back static typing support.

Project documentation is available at:

https://numexpr.readthedocs.io/

Changes from 2.14.0 to 2.14.1

  • Rolled back static typing support to ensure compatibiity with NumPy 1.26.
  • Added CI tests for NumPy 1.26

What's Numexpr?

Numexpr is a fast numerical expression evaluator for NumPy. With it, expressions that operate on arrays (like "3*a+4*b") are accelerated and use less memory than doing the same calculation in Python.

It has multi-threaded capabilities, as well as support for Intel's MKL (Math Kernel Library), which allows an extremely fast evaluation of transcendental functions (sin, cos, tan, exp, log...) while squeezing the last drop of performance out of your multi-core processors. Look here for a some benchmarks of numexpr using MKL:

https://github.com/pydata/numexpr/wiki/NumexprMKL

Its only dependency is NumPy (MKL is optional), so it works well as an easy-to-deploy, easy-to-use, computational engine for projects that don't want to adopt other solutions requiring more heavy dependencies.

Where I can find Numexpr?

The project is hosted at GitHub in:

https://github.com/pydata/numexpr

You can get the packages from PyPI as well (but not for RC releases):

http://pypi.python.org/pypi/numexpr

Documentation is hosted at:

http://numexpr.readthedocs.io/en/latest/

Share your experience

Let us know of any bugs, suggestions, gripes, kudos, etc. you may have.

Enjoy data!