prov 1.5.0

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/.

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 deserializtion 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.

History

1.5.0 (2015-10-19)

• Added: Support for PROV-O (RDF) serialization and deserialization
• Added: direction option for prov.dot.prov_to_dot
• Added: prov.graph.graph_to_prov to convert a MultiDiGraph back to a prov.model.ProvDocument
• Testing with Python 3.5
• Various minor bug fixes and improvements

1.4.0 (2015-08-13)

• Changed the type of qualified names to prov:QUALIFIED_NAME (fixed #68)
• Removed XSDQName class and stopped supporting parsing xsd:QName as qualified names
• Replaced pydot dependency with pydotplus
• Removed support for Python 2.6
• Various minor bug fixes and improvements

1.3.2 (2015-06-17)

• Added: prov-compare script to check equivalence of two PROV files (currently supporting JSON and XML)
• Fixed: deserialising Python 3’s bytes objects (issue #67)

1.3.1 (2015-02-27)

• Fixed unicode issue with deserialising text contents
• Set the correct version requirement for six
• Fixed format selection in prov-convert script

1.3.0 (2015-02-03)

• Python 3.3 and 3.4 supported
• Updated prov-convert script to support XML output
• Added missing test JSON and XML files in distributions

See a complete history.