Algorithm Python Packages

rank-bm25

A Collection of BM25 Algorithms in Python

treelib

An efficient implementation of tree data structure in pure python.

textdistance

📐 Compute distance between sequences. 30+ algorithms, pure python implementation, common interface, optional external libs usage.

memoization

A powerful caching library for Python, with TTL support and multiple algorithm options.

pyspark-hnsw

Java library for approximate nearest neighbors search using Hierarchical Navigable Small World graphs

editdistpy

Fast edit distance Python extension written in Cython/C++. Supports Levenshtein distance and Damerau Optimal String Alignment (OSA) distance.

strsimpy

A library implementing different string similarity and distance measures using Python.

rake-nltk

Python implementation of the Rapid Automatic Keyword Extraction algorithm using NLTK.

connected-components-3d

Connected components on discrete and continuous multilabel 3D & 2D images. Handles 26, 18, and 6 connected variants; periodic boundaries (4, 8, & 6)

antropy

AntroPy: entropy and complexity of (EEG) time-series in Python

pyswarms

A research toolkit for particle swarm optimization in Python

edt

Euclidean distance & signed distance transform for multi-label 3D anisotropic images using marching parabolas.

rouge-chinese

Python ROUGE Score Implementation for Chinese Language Task (official rouge score)

ahocorapy

Pure python Aho-Corasick library.

google-vizier

Python-based research interface for blackbox and hyperparameter optimization, based on the internal Google Vizier Service.

pathfinding

Implementation of common pathfinding algorithms

thewalrus

A library for the calculation of hafnians, Hermite polynomials and Gaussian boson sampling.

strsim

A library implementing different string similarity and distance measures using Python.

nashpy

A python library for 2 player games.

grandiso

Performant, pure-Python subgraph isomorphism and monomorphism search (aka "motif search")

damm32

Pure-Python implementation of the Damm Algorithm in Base 32

python-prtree

A Python implementation of Priority R-Tree, an alternative to RTree.

binarytree

Python Library for Studying Binary Trees

transitleastsquares

Transit Least Squares: An optimized transit-fitting algorithm to search for periodic transits of small planets