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 (845)
Replies Last Post Views
reading CL onto from sqlite3 by gp
2
by gp
Separating ontology classes and individuals by gopiballava
1
by Jiba
Reasoning - Infer multiple things by jayson
2
by jayson
Feature request: "with ... as" syntax by Stefan
5
by Stefan
How to accelerate the speed of execution?! by Hamico
1
by Jiba
How to rename an individual, and assign datatype to property value by houzw
2
by houzw
infered subject for a certain property value by gp
2
by gp
Owlready2 0.15 has been released! by Jiba
0
by Jiba
Create dinamically SPARQL query and work with the result as owlready object by Hamico
3
by Jiba
Error when searching the ontology : "sqlite3.OperationalError: too many SQL variables" by Hussein
4
by Jiba
Big Error in sync_reasoner(world) by Hamico
3
by Jiba
Improved rdflib graph support by Stefan
2
by Stefan
Working with owl files of directory by Hamico
1
by Hamico
Create individuals without specifying the class by martingrant
6
by Jiba
problem of loading ontology in owl/xml format by Cédric BÉRÉ
1
by Jiba
Bug with .individuals() by Stefan
2
by Stefan
Dynamic Object Property by Hamico
2
by Ashutosh
Extending the ontology by adding rules by IWilliams
11
by Mareike
Provenance & DC by Margento
6
by Jiba
Accessing inferred facts in individuals by Oli
20
by Jiba
How to get the OWL data type assigned to a restriction? by Akash
2
by Akash
How to get the restriction type of a restriction? by Akash
4
by Akash
Cannot use prefixes in rdflib SPARQL by Stefan
3
by Jiba
What version of OWL(OWL full or OWL DL) does owlready2 follow ? by jui guram
1
by Jiba
Search() and SPARQL query for properties by Hamico
1
by Jiba
How to make implicit properties explicit by Stefan
5
by Jiba
Boolean Data Property by jritch33
2
by jritch33
Owlready2 0.14 has been released! by Jiba
3
by Jiba
How to create relations dynamically by Babroo
2
by Babroo
How to insert an individual according to spo by SSN
1
by Jiba
WARNING: belongs to more than one entity types (e.g. Class, Property, Individual) by leonqli
1
by Jiba
How to rollback changes of property values in an ontology? by blmoistawinde
1
by Jiba
Extracting/saving ontology subset by Jayne
1
by Jiba
Trying to load go-plus (gene ontology) by jotomicron
3
by Jiba
is owlready for me? by ssn
6
by SSN
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