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 (728)
Replies Last Post Views
How to work best with the Basic Formal Ontology (BFO) and Owlready2 – 3 issues by cknoll
1
by Jiba
List ids from world object by tomekldc
1
by Jiba
Define annotation as a list by jlbellier
2
by jlbellier
Hermit tries to load imports from URL by bonnevie
12
by Mehmed
Problems when creating new instances by Fory123
4
by Fory123
Accessing Property Chains by msf
2
by Jiba
Individual size by kawaminami
1
by Jiba
Trouble installing Owlready2 by KeironO
2
by Jiba
Saved datetimes of instances have xsd:string instead of xsd:datetime data type by phiofx
1
by phiofx
English book "Ontologies with Python" published at Apress by Jiba
4
by Jiba
Deleting/Destroying entities in the quadstore by GoMa
3
by Jiba
duplicate classes by kawaminami
2
by kawaminami
Use data property of one class for restricting other class by jayson
1
by Jiba
Difference between predicate and properties by Neha
1
by Jiba
how to access to ancestors or superclass of classes? by MV
9
by Jiba
Can FOAF and RDF classes/properties used in owlready2 program? by laeeq
1
by Jiba
IRI mappings and catalog file by jesper-friis
0
by jesper-friis
Owlready 2-0.26 by Jiba
0
by Jiba
FileNotFoundError: [WinError 2] The system cannot find the file specified by gf23
2
by gf23
Search properties only by Neha
2
by Neha
How to set prefix when building New Ontology with OWLReady2 for cleaner RDF/XML?? by MartyStache
1
by Jiba
Properly create Enumerations whose values need to be managed as well?? by MartyStache
3
by Jiba
Properly Create Enums Part 2 - Follow on by MartyStache
0
by MartyStache
How to represent an ontology structure???? What to do with UML Packages??? by MartyStache
2
by MartyStache
Problems with reasoner by Vladimir Zarayskiy
2
by Vladimir Zarayskiy
Unique constraint error by jlbellier
1
by jlbellier
Add comment on object property between individuals by jlbellier
2
by jlbellier
Read out restrictions of classes by Lux
3
by Jiba
Asyncio and ontology by cdemir
3
by Jiba
Error while loading ontologies by Haurangi
2
by Haurangi
HELP : Add elements from one ontology to another by jlbellier
3
by jlbellier
Assigning a datatype float value is converted in decimal value by luca
2
by luca
ObjectProprerty Restrictions not generating in RDFXML by MartyStache
8
by Jiba
Grouping Instances under One Class by Avraheem
1
by Jiba
About ClassConstruct by jlbellier
2
by Jiba
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