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 (844)
Replies Last Post Views
SPARQL QUERY - UNEXPECTED RESULTS by chituan01
3
by Jiba
how does `set_name` work? by qai222
2
by qai222
Owlready2 accessing attributes of powertypes - How to access the attributes of an instance that is a sub-class too by André Demori
3
by Jiba
Strings are not escaped when searching for concepts in world via sqlite by Kim Tang
3
by Kim Tang
Implement third party triplestore as backend and sparql endpoint by mehling
1
by Jiba
Problem using ontology in multi-process environment by fabad
7
by Jiba
Problem with equivalenting properties with And logical construct by pmlee
3
by Jiba
Lier un graph rdflib à une ontologie by Bloodbee
6
by Bloodbee
AttributeError: Can't pickle local object while loading ontology from local by maxrosen
9
by maxrosen
Owlready 0.44 by Jiba
0
by Jiba
Missing Individuals after creation by Luis Antonio Rodrigu...
1
by Jiba
Bug on parsing Object Property Characteristics by ehe
2
by Jiba
Unwanted behavior when deleting properties by ehe
1
by Jiba
Owlready2 - SPARQL queries - FILTER LANGUAGE by chituan01
2
by chituan01
Owlready2 Pellet Jena Vulnerability by devdevdevdev
1
by Jiba
Accessing entities in imported ontologies by samsontu
1
by Jiba
Owlready 0.43 by Jiba
4
by Jiba
Deleting a class does not update equivalent to by dcd8
2
by dcd8
equivalent_to property is not symmetric? by emir
3
by Jiba
IMPORT MOUNTAINBIKE DATA AND ONTOLOGY by AXCEL
2
by AXCEL
Export Individuals with brackets in the class type by dcd8
1
by Jiba
Creating individuals produces duplicate of class in Ontology Editor by Hamico
3
by adambouras
Serialisation d'individus - librairie trop orientée ontologie ? by Bloodbee
4
by Bloodbee
Exception ignored in: 'owlready2_optimized.add_to_bn2' by tajileye
1
by tajileye
Correction de code sur l'alignement d'ontologies avec owl by Anicet
1
by Jiba
Reasoner object property value inference on individuals by betelgeux
1
by Jiba
When trying to create classes and individuals dynamically, I'm getting a TypeError: class_name() takes no arguments error by Totte
1
by Totte
Owlready 0.41 by Jiba
0
by Jiba
dynamic create individual and DataProperty by Totte
2
by Totte
Remove AllDifferent after being specified by dcd8
1
by Jiba
Strings not escaped when saving as rdf/xml by cseanor
2
by Jiba
Mapping between terminologies returns a set of concepts each time in a different order by Lara
2
by Lara
Unable to delete data or object properties using destroy_entity by sheetals
4
by Jiba
Error after multiple loadings by wema
2
by wema
owl.topObjectProperty is None by dcd8
1
by Jiba
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