NumPy v1.18 Manual

Welcome! This is the documentation for NumPy 1.18.4, last updated May 24, 2020.

Parts of the documentation:

NumPy User Guide start here NumPy Reference reference documentation Benchmarking benchmarking NumPy F2Py Guide f2py documentation NumPy Developer Guide contributing to NumPy Building and Extending the Documentation about this documentation

Indices and tables:

General Index all functions, classes, terms Glossary the most important terms explained

Search page search this documentation Complete Table of Contents lists all sections and subsections

Meta information:

Reporting bugs About NumPy NumPy Enhancement Proposals

Release Notes License of NumPy

Acknowledgements

Large parts of this manual originate from Travis E. Oliphant's book "Guide to NumPy" (which generously entered Public Domain in August 2008). The reference documentation for many of the functions are written by numerous contributors and developers of NumPy.

The preferred way to update the documentation is by submitting a pull request on Github (see the Documentation Index. Please help us to further improve the NumPy documentation!