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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Adding properties to individual given its python instance (ie. of the property) by gp

by Jiba

searching classes by label in obi by gp

by gp

Owlready2 0.8 has been released! by Jiba

by Jiba

Dynamic Descriptive Logic Insertion by Sree

by Jiba

Getting the domains of the data properties by Ina

by Ina

How to access triples using Owlready2? by Anannya

by Jiba

Saving New Imported Ontologies by Lindsay

by Jiba

owl_inverse_property problem by ZhaoPengya2

by Jiba

sync_reasoner() interface to HermiT by lars

by Hermi

Can I Owlready2 pickable? by Damiano

by Damiano

Accessing the axioms (and axiom closure) of an ontology by Bijan Parsia

by bparsia

load() with coding problem by Lee

by Jiba

How do you define a chain of properties by William

by William

Object property assertion instead of Annotation assertion. by Christian

by Jiba

Error in docs example ‘reasoning-ready’ ontology by Enzo

by Jiba

Question on Property Restriction .value() and HermiT by Fabian

by Fabian

Adding classes using for loop by Ruch

by Jiba

can't mix python and owl by ZhangYu

by Jiba

Reasoning TypeError: a __bases__ item causes an inheritance cycle by rdk

by rdk

assign a weight to a ObjectProperty beetween two individuals by Christian

by Jiba

Protégé not showing Properties of entities by rdk

by rdk

Reasoning ERROR - Either a suitable parser could not be found, or parsing failed by rdk

by rdk

Introspection with owlready2 by Pierre

by Pierre

ValueError: Cannot read literal od datatype 'x'! by Dumas Anthony

by Dumas Anthony

Accessing inferences and asserstions rather than just assertions by tyler

by Jiba

creating construct Subclass Of some Class by Citlalli

by Jiba

finding annotation associated with an equivalent class axiom by tyler

by tyler

Refreshing a pre-loaded ontology by TugGoat

by Jiba

How to work with owlready correctly? by Diego

by Jiba

Stop generating instance name with number by Irfan Khan Tanoli

by Jiba

rename classes of existing ontology by Citlalli

by Jiba

Can't add annotation property by Citlalli

by Jiba

ValueError: Cannot parse blank node _b1l: unknown node type! by Citlalli

by Citlalli

Ontology saving error by Irfan Khan Tanoli

by Irfan Khan Tanoli

How to save the triple which made up of dynamic created class by WangJun

by WangJun

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