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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 (856)
Replies Last Post Views
Problem with inferring classes caused by logical operators by jayson
4
Oct 13, 2019 by jayson
Adding a function to a class in an imported ontology by Micheal
1
Oct 13, 2019 by Jiba
Relation manipulation in Owlready by Micheal
1
Oct 11, 2019 by Jiba
Does owlready parse DisjointUnion? by Matthias
2
Oct 11, 2019 by Matthias
Owlready2 0.21 has been released! by Jiba
1
Oct 03, 2019 by Peter
Broken inverse of subproperty of symmetric object property by Matthias
2
Oct 02, 2019 by Matthias
How to move concepts from one ontology to another by mkumba
6
Sep 30, 2019 by mkumba
Memory allocation error while running owlready2 pellet reasoner by Taha
2
Sep 30, 2019 by Taha
same names, different namespaces by Peter
2
Sep 27, 2019 by Peter
Trouble loading multiple ontology modules by mkumba
2
Sep 25, 2019 by Jiba
Problem with Hermit of Owlready2 in Windows by Joya
4
Sep 25, 2019 by Joya
how to create a rdf List by houzw
1
Sep 23, 2019 by Jiba
UnboundLocalError: local variable 'entity' referenced before assignment by houzw
1
Sep 22, 2019 by houzw
Examples of forms for creating instances by Peter
0
Sep 21, 2019 by Peter
Reasoner error using SWRL DifferentFrom by GoMa
2
Sep 16, 2019 by GoMa
Create Python file from ontology by Peter
1
Sep 13, 2019 by Peter
Bootstrapping code from an ontology by Peter
0
Sep 13, 2019 by Peter
problem appeared in SWRL (answered) by William
1
Sep 12, 2019 by Jiba
Error in saving ontology for Owlready2 0.20 by Babroo
2
Sep 12, 2019 by Jiba
How to find inconsistencies on individuals/properties by Charles
1
Sep 12, 2019 by Jiba
Problem when use any Reasoner by Caiubi
3
Sep 09, 2019 by Caiubi
SPARQL works in Protege, but not in Owlready by IWilliams
1
Sep 07, 2019 by IWilliams
Bug fix request: Deleting annotated properties in Owlready2 0.19 and higher by Marie
2
Sep 06, 2019 by Marie
Value restriction on properties and reasoning by lesire
1
Sep 05, 2019 by Jiba
Bug fix request: Querying annotations in Owlready2 0.19 and higher by Marie
2
Sep 05, 2019 by Marie
Implementing Worlds problems by Demian
6
Sep 03, 2019 by Demian
DataProperty value inheritance from Sub-DataProperties by goethe
3
Sep 03, 2019 by Jiba
General axiom value bug by Cosmin
3
Sep 03, 2019 by Jiba
Using OWlready2 in realtime by Taha
4
Aug 29, 2019 by Taha
Getting path between two nodes by oksr
1
Aug 29, 2019 by Jiba
not pretty to print compound classes by William
2
Aug 23, 2019 by William
How to dynamically create a relation by SPJ
6
Aug 22, 2019 by SPJ
Owlready2 0.20 has been released! by Jiba
0
Aug 19, 2019 by Jiba
Non functional properties treated as functional ones by KayJay
3
Aug 19, 2019 by Jiba
error loading on owl file by Bhupesh
1
Aug 15, 2019 by Jiba
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