Skip to main content

PPMd compression/decompression library

Project description

https://readthedocs.org/projects/pyppmd/badge/?version=latest https://badge.fury.io/py/pyppmd.svg https://img.shields.io/conda/vn/conda-forge/pyppmd https://github.com/miurahr/pyppmd/workflows/Run%20Tox%20tests/badge.svg https://coveralls.io/repos/github/miurahr/pyppmd/badge.svg?branch=main

Introduction

pyppmd module provides classes and functions for compressing and decompressing text data, using PPM(Prediction by partial matching) compression algorithm which has several variations of implementations. PPMd is the implementation by Dmitry Shkarin. PyPPMD use Igor Pavlov’s range coder introduced in 7-zip.

The API is similar to Python’s bz2/lzma/zlib module.

Some parts of th codes are derived from 7-zip, pyzstd and ppmd-cffi.

Development status

A development status is considered as Beta.

WARNING

  • There is several known issues for PPMd8 Decoder that sometimes break resulted output, wrong EOF status detection, and deadlock when setting some parameter combination.

Project details


Download files

Download the file for your platform. If you're not sure which to choose, learn more about installing packages.

Source Distribution

pyppmd-0.17.1.tar.gz (462.1 kB view hashes)

Uploaded Source

Built Distributions

pyppmd-0.17.1-pp37-pypy37_pp73-win_amd64.whl (34.1 kB view hashes)

Uploaded PyPy Windows x86-64

pyppmd-0.17.1-pp37-pypy37_pp73-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (37.0 kB view hashes)

Uploaded PyPy manylinux: glibc 2.17+ ARM64

pyppmd-0.17.1-pp37-pypy37_pp73-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (36.3 kB view hashes)

Uploaded PyPy manylinux: glibc 2.12+ x86-64 manylinux: glibc 2.5+ x86-64

pyppmd-0.17.1-pp37-pypy37_pp73-manylinux_2_5_i686.manylinux1_i686.manylinux_2_12_i686.manylinux2010_i686.whl (35.8 kB view hashes)

Uploaded PyPy manylinux: glibc 2.12+ i686 manylinux: glibc 2.5+ i686

pyppmd-0.17.1-pp37-pypy37_pp73-macosx_10_9_x86_64.whl (32.9 kB view hashes)

Uploaded PyPy macOS 10.9+ x86-64

pyppmd-0.17.1-cp310-cp310-win_amd64.whl (35.0 kB view hashes)

Uploaded CPython 3.10 Windows x86-64

pyppmd-0.17.1-cp310-cp310-win32.whl (29.7 kB view hashes)

Uploaded CPython 3.10 Windows x86

pyppmd-0.17.1-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (127.0 kB view hashes)

Uploaded CPython 3.10 manylinux: glibc 2.17+ x86-64

pyppmd-0.17.1-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (124.4 kB view hashes)

Uploaded CPython 3.10 manylinux: glibc 2.17+ ARM64

pyppmd-0.17.1-cp310-cp310-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (128.9 kB view hashes)

Uploaded CPython 3.10 manylinux: glibc 2.12+ x86-64 manylinux: glibc 2.5+ x86-64

pyppmd-0.17.1-cp310-cp310-macosx_11_0_arm64.whl (35.2 kB view hashes)

Uploaded CPython 3.10 macOS 11.0+ ARM64

pyppmd-0.17.1-cp310-cp310-macosx_10_9_x86_64.whl (36.1 kB view hashes)

Uploaded CPython 3.10 macOS 10.9+ x86-64

pyppmd-0.17.1-cp39-cp39-win_amd64.whl (35.0 kB view hashes)

Uploaded CPython 3.9 Windows x86-64

pyppmd-0.17.1-cp39-cp39-win32.whl (29.7 kB view hashes)

Uploaded CPython 3.9 Windows x86

pyppmd-0.17.1-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (126.8 kB view hashes)

Uploaded CPython 3.9 manylinux: glibc 2.17+ x86-64

pyppmd-0.17.1-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (124.3 kB view hashes)

Uploaded CPython 3.9 manylinux: glibc 2.17+ ARM64

pyppmd-0.17.1-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (128.7 kB view hashes)

Uploaded CPython 3.9 manylinux: glibc 2.12+ x86-64 manylinux: glibc 2.5+ x86-64

pyppmd-0.17.1-cp39-cp39-macosx_11_0_arm64.whl (35.1 kB view hashes)

Uploaded CPython 3.9 macOS 11.0+ ARM64

pyppmd-0.17.1-cp39-cp39-macosx_10_9_x86_64.whl (36.1 kB view hashes)

Uploaded CPython 3.9 macOS 10.9+ x86-64

pyppmd-0.17.1-cp38-cp38-win_amd64.whl (34.9 kB view hashes)

Uploaded CPython 3.8 Windows x86-64

pyppmd-0.17.1-cp38-cp38-win32.whl (29.7 kB view hashes)

Uploaded CPython 3.8 Windows x86

pyppmd-0.17.1-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (127.7 kB view hashes)

Uploaded CPython 3.8 manylinux: glibc 2.17+ x86-64

pyppmd-0.17.1-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (125.5 kB view hashes)

Uploaded CPython 3.8 manylinux: glibc 2.17+ ARM64

pyppmd-0.17.1-cp38-cp38-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (129.6 kB view hashes)

Uploaded CPython 3.8 manylinux: glibc 2.12+ x86-64 manylinux: glibc 2.5+ x86-64

pyppmd-0.17.1-cp38-cp38-macosx_11_0_arm64.whl (35.2 kB view hashes)

Uploaded CPython 3.8 macOS 11.0+ ARM64

pyppmd-0.17.1-cp38-cp38-macosx_10_9_x86_64.whl (36.1 kB view hashes)

Uploaded CPython 3.8 macOS 10.9+ x86-64

pyppmd-0.17.1-cp37-cp37m-win_amd64.whl (34.7 kB view hashes)

Uploaded CPython 3.7m Windows x86-64

pyppmd-0.17.1-cp37-cp37m-win32.whl (29.5 kB view hashes)

Uploaded CPython 3.7m Windows x86

pyppmd-0.17.1-cp37-cp37m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (126.5 kB view hashes)

Uploaded CPython 3.7m manylinux: glibc 2.17+ x86-64

pyppmd-0.17.1-cp37-cp37m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (124.0 kB view hashes)

Uploaded CPython 3.7m manylinux: glibc 2.17+ ARM64

pyppmd-0.17.1-cp37-cp37m-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (127.6 kB view hashes)

Uploaded CPython 3.7m manylinux: glibc 2.12+ x86-64 manylinux: glibc 2.5+ x86-64

pyppmd-0.17.1-cp37-cp37m-macosx_10_9_x86_64.whl (35.9 kB view hashes)

Uploaded CPython 3.7m macOS 10.9+ x86-64

pyppmd-0.17.1-cp36-cp36m-win_amd64.whl (34.7 kB view hashes)

Uploaded CPython 3.6m Windows x86-64

pyppmd-0.17.1-cp36-cp36m-win32.whl (29.6 kB view hashes)

Uploaded CPython 3.6m Windows x86

pyppmd-0.17.1-cp36-cp36m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (125.5 kB view hashes)

Uploaded CPython 3.6m manylinux: glibc 2.17+ x86-64

pyppmd-0.17.1-cp36-cp36m-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (123.1 kB view hashes)

Uploaded CPython 3.6m manylinux: glibc 2.17+ ARM64

pyppmd-0.17.1-cp36-cp36m-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl (126.7 kB view hashes)

Uploaded CPython 3.6m manylinux: glibc 2.12+ x86-64 manylinux: glibc 2.5+ x86-64

pyppmd-0.17.1-cp36-cp36m-macosx_10_9_x86_64.whl (35.9 kB view hashes)

Uploaded CPython 3.6m macOS 10.9+ x86-64

Supported by

AWS AWS Cloud computing and Security Sponsor Datadog Datadog Monitoring Fastly Fastly CDN Google Google Download Analytics Microsoft Microsoft PSF Sponsor Pingdom Pingdom Monitoring Sentry Sentry Error logging StatusPage StatusPage Status page