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 (771)
Replies Last Post Views
problem appeared in SWRL (answered) by William
1
by Jiba
Error in saving ontology for Owlready2 0.20 by Babroo
2
by Jiba
How to find inconsistencies on individuals/properties by Charles
1
by Jiba
Problem when use any Reasoner by Caiubi
3
by Caiubi
SPARQL works in Protege, but not in Owlready by IWilliams
1
by IWilliams
Bug fix request: Deleting annotated properties in Owlready2 0.19 and higher by Marie
2
by Marie
Value restriction on properties and reasoning by lesire
1
by Jiba
Bug fix request: Querying annotations in Owlready2 0.19 and higher by Marie
2
by Marie
Implementing Worlds problems by Demian
6
by Demian
DataProperty value inheritance from Sub-DataProperties by goethe
3
by Jiba
General axiom value bug by Cosmin
3
by Jiba
Using OWlready2 in realtime by Taha
4
by Taha
Getting path between two nodes by oksr
1
by Jiba
not pretty to print compound classes by William
2
by William
How to dynamically create a relation by SPJ
6
by SPJ
Owlready2 0.20 has been released! by Jiba
0
by Jiba
Non functional properties treated as functional ones by KayJay
3
by Jiba
error loading on owl file by Bhupesh
1
by Jiba
creating swrl rules by CedBere
3
by CedBere
Search query for class by Elenac
1
by Jiba
Namespace prefixes by raul_aranovich
1
by Jiba
How to dynamically create a new Data Property by SPJ
2
by SPJ
owlready2.rply.LexingError: (None, 0) while setting a rule by jfwei1992
5
by jfwei1992
Getting all SWRL rules of an ontology by Stefan
4
by Stefan
Owlready2 0.19 has been released! by Jiba
0
by Jiba
Comparing classes or construction object by fengbozheng
6
by Jiba
Error on parse datetime in custom format by Alexander
1
by Jiba
Pellet Rule Reasoning Error: Could not translate SWRL Atom D-Object by Lukas
1
by Lukas
Reasoning inbetween dates by Lukas
2
by Lukas
Read all the subclasses of a class in case of multi-inheritance by claire
3
by claire
it is really slow to extract the concept code from the output of the search function by Wei
2
by Wei
'NoneType' object is not callable by Ina
2
by Ina
onto.save() doesn't work by Hamico
4
by Hamico
Inserting SWRL rules via Owlready by Marie
4
by Marie
How to return all Properties for a Class by fengbozheng
7
by fengbozheng
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