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 (669)
Replies Last Post Views
Using non-atomic concepts on the left-hand side of a statement by stelios
2
by stelios
Pellet error - AttributeError: 'CompletedProcess' object has no attribute 'decode' by stelios
4
by stelios
How to use different prefix in SWRL rules? by isukura
1
by Jiba
How to delete a specific individual from a specific class by REPMEDDY
1
by Jiba
Error in "insert query with parameter" by bernard.lhostis
1
by Jiba
Owlready2 sqlite3 quadstore - database lock by costeira
4
by Jiba
Strange behaviour with pizza ontology: 'NoneType' object is not callable by eliskav
1
by felix
Prepare SPARQL: Variable ?v cannot be both datas and objs! by franzlst
4
by Jiba
Querys by RodrigoB
1
by Jiba
Owlready 0.35 by Jiba
0
by Jiba
pymedtermino ValueError: Cannot save existent quadstore in 'pym.sqlite3' by dromedary88
7
by Jiba
PyMedTermino2: CUIs are all children of the root node by anthropomorphism
3
by Jiba
How to use .instances() method to iterate through all Instances of owl:Thing in owlready2? by mario7111
3
by Jiba
Native SPARQL engine and property paths by franzlst
2
by franzlst
Access restrictions by VasilisBouzas
1
by Jiba
Forbid object property in class restriction by jlbellier
1
by Jiba
Mixing Python, OWL, SWRL and Reasoning by cknoll
3
by Jiba
Password authentication for securely hosted ontologies by Khalid
1
by Jiba
Problem creating datatype for xsd:anyURI by Steve Wartik
1
by Jiba
topObjectProperty? Should owl.ObjectProperty have subclasses? by sbin
1
by Jiba
why Personality development helps you develop a positive attitude in life? by vritik
0
by vritik
OperationalError: circular reference: prelim1_objs by jeff
3
by Jiba
Problem with missing xml:base when saving in RDF/XML by ChrisWroe
2
by ChrisWroe
Inconsistent values for enumerations by jlbellier
1
by Jiba
SWRL rules logic confusion by Bluer
4
by Bluer
rdflib/sparql destroying object properties by diggymacd
2
by diggymacd
Updated annotations cannot be saved by yxuil
1
by Jiba
Parsing MeSH RDF with Owlready2 returns empty ontology by rsgoncalves
3
by Jiba
destroy_entity not working when i try to destroy a class by REPMEDDY
4
by REPMEDDY
Owlready 2 - 0.34 by Jiba
0
by Jiba
Importing a regional SNOMED-CT file by anthropomorphism
3
by Jiba
Import whole Ontology from rdflib-Graph by cknoll
3
by Jiba
New forum address by Jiba
1
by phiofx
ontor - collection of utility functions built on Owlready2 by felix
1
by Jiba
Overloading Ontology class methods by emir
1
by Jiba
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