Owlready

This is a forum and mailing list for Owlready2. Owlready2 is a module for ontology-oriented programming in Python 3, including OWL parsers and an optimized RDF quadstore.

Links: Website -- Owlready2 on BitBucket (development repository) -- Owlready2 on PyPI (Python Package Index, stable release) -- Documentation

If you use Owlready2 in scientific works, please cite the following article:
Lamy JB.
Owlready: Ontology-oriented programming in Python with automatic classification and high level constructs for biomedical ontologies.
Artificial Intelligence In Medicine 2017;80:11-28

You may also be interested by my book on Python and ontologies, available in English and French (click on the cover on the right).

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Topics (851)
Replies Last Post Views
Unknown and false (solved) by William
3
by Jiba
Getting Annotations of an Annotation (Sub-Annotations) by Clair Kronk
10
by Jiba
Problem with Pellet reasoner and restrictions by mareikep@cs.uni-brem...
3
by Mareike
Saving ontology with indirect facts by falcaopetri
2
by falcaopetri
creating an instance save my properties values as annotations by alevray
3
by alevray
Cleaning python instances before closing a triple store by alevray
5
by alevray
AttributeError: 'python_name' property is not defined by gbaesso
10
by Jiba
Class.Property does not return properties with max and only restriction by GoMa
3
by Jiba
transfering classes, restrictions, etc. from one ontology to another one by gp
10
by Jiba
error during installation by JeremyB
3
by Jiba
Python-based reasoner by MG
7
by rdk
mapping from get_triples to IRIs by Mark L.
1
by Jiba
getting NoneType for entities that should be in ontology by Mark L.
4
by Mark L.
Which human readable syntax by jfd
2
by rdk
NTriples parsing error (or unrecognized file format) for DiseaseOntology by adriata
2
by adriata
Interest of Protégé for a small ontology (few classes, numerous instances) by jfd
1
by Jiba
TypeError trying to find ancestors by joym
2
by joym
Owlready2 0.22 has been released! by Jiba
2
by Jiba
How to specify the java.exe path when deploying an app to heroku by IWilliams
2
by IWilliams
display owl file content in triplets. by Gayathri
6
by Gayathri
Call owl api using python flask by Gayathri
1
by Jiba
Getting error in running owl code by Gayathri
1
by Jiba
retrieve hirarechy of sub-properties in an ontology by Shadi
0
by Shadi
Transferring/Copying properties from one class to another by GoMa
2
by GoMa
Is there a pyhton package to visualize the facts in OWL by IWilliams
1
by rdk
is_a returns incomplete list for Individuals by Brownson
4
by Jiba
about is_a and is_instance_of by William
3
by Jiba
issue with BNode and _rdflib_2_owlready() by Peter
2
by Peter
Adding documentation to an ontology by Peter
4
by Peter
Problem with inferring classes caused by logical operators by jayson
4
by jayson
Adding a function to a class in an imported ontology by Micheal
1
by Jiba
Relation manipulation in Owlready by Micheal
1
by Jiba
Does owlready parse DisjointUnion? by Matthias
2
by Matthias
Owlready2 0.21 has been released! by Jiba
1
by Peter
Broken inverse of subproperty of symmetric object property by Matthias
2
by Matthias
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