mpi4py ☆

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Description:
Python bindings for MPI

Type: Formula | Latest Version: 4.1.1@0 | Tracked Since: Nov 16, 2025

Links: Homepage | formulae.brew.sh

Category: Developer tools

Tags: mpi parallel-computing hpc scientific-computing distributed-systems python

Install: brew install mpi4py

About:
mpi4py provides Python bindings for the Message Passing Interface (MPI) standard, enabling parallel processing capabilities in Python applications. It allows developers to leverage high-performance computing clusters and distributed memory architectures directly from Python scripts. The library wraps the MPI specification comprehensively, supporting point-to-point and collective communication patterns.

Key Features:

Comprehensive MPI-1, MPI-2, and MPI-3 specification coverage
Support for both point-to-point and collective communication
Automatic buffer management and type conversion
Low overhead through efficient C extension implementation
Compatible with most MPI implementations (OpenMPI, MPICH, MVAPICH)

Use Cases:

Scientific computing and numerical simulations requiring parallel processing
Distributed machine learning model training across compute clusters
High-performance data processing and analysis pipelines
Academic research involving computational physics, chemistry, or engineering

Alternatives:

PyMPI – Older MPI binding with less comprehensive specification coverage
Python multiprocessing – Limited to single-machine parallelism, no true distributed computing

Version History

Detected	Rev	Change	Commit
Nov 16, 2025 9:13pm	1	VERSION_BUMP	0dc97ab9
Oct 10, 2025 4:25pm	0	VERSION_BUMP	fa80a480
Oct 10, 2025 2:21pm	0	VERSION_BUMP	0a739ea1
Sep 11, 2025 12:25pm	0	VERSION_BUMP	4f4fd43c
Oct 9, 2024 10:28pm	1	VERSION_BUMP	c8305d14
Oct 9, 2024 2:33pm	1	VERSION_BUMP	2284fbd5
Apr 14, 2024 9:48pm	0	VERSION_BUMP	2f914648
Nov 11, 2023 10:05pm	1	VERSION_BUMP	9f35a9d2
Sep 22, 2023 9:43am	1	VERSION_BUMP	5279a8d4
Nov 20, 2022 4:00am	1	VERSION_BUMP	5ecd96b0