prov 2.3.0

A library for W3C Provenance Data Model supporting PROV-JSON, PROV-XML and PROV-O (RDF)

A library for W3C Provenance Data Model supporting PROV-O (RDF), PROV-XML, PROV-JSON import/export

• Free software: MIT license

• Documentation: http://prov.readthedocs.io/.

• Python 3 only.

Features

• An implementation of the W3C PROV Data Model in Python.

• In-memory classes for PROV assertions, which can then be output as PROV-N

• Serialization and deserialization support: PROV-O (RDF), PROV-XML and PROV-JSON.

• Exporting PROV documents into various graphical formats (e.g. PDF, PNG, SVG).

• Convert a PROV document to a Networkx MultiDiGraph and back.

Uses

See a short tutorial for using this package.

This package is used extensively by ProvStore, a free online repository for provenance documents.

Roadmap

The library is undergoing a staged modernisation (tooling, type hints, tests, documentation, standards conformance), a batch of bug fixes, and new format support. See ROADMAP.md for the plan and the 2.x API-stability promise. Feedback is welcome on the issue tracker.

Supported versions

Only the latest 2.x release is supported; 1.x and earlier no longer receive fixes. See SECURITY.md for the full support table and how to report a vulnerability.