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  • User Guide
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  • Building from source
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  • Learn
  • NEPs
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Getting started

  • What is NumPy?
  • Installation
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  • NumPy: the absolute basics for beginners

Fundamentals and usage

  • NumPy fundamentals
  • NumPy for MATLAB users
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Advanced usage and interoperability

  • Using NumPy C-API
  • F2PY user guide and reference manual
  • Under-the-hood documentation for developers
    • Internal organization of NumPy arrays
    • NumPy C code explanations
    • Memory alignment
    • Byte-swapping
    • Writing custom array containers
    • Subclassing ndarray
  • Interoperability with NumPy

Extras

  • Glossary
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  • NumPy 2.0 migration guide
  • NumPy license
  • NumPy user guide
  • Under-the-ho...

Under-the-hood documentation for developers#

These documents are intended as a low-level look into NumPy; focused towards developers.

  • Internal organization of NumPy arrays
  • NumPy C code explanations
  • Memory alignment
  • Byte-swapping
  • Writing custom array containers
  • Subclassing ndarray

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F2PY and PGI Fortran on Windows

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Internal organization of NumPy arrays

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