Owlready2 dynamic class generation












0















I am trying to dynamically create a class for an owlready2 ontology. The documentation suggests the following line of code:



NewClass = types.new_class("NewClassName", (SuperClass,), kwds = { "namespace" : my_ontology })


In my case this equals



types.new_class("NewClassName", (onto["ParentClass"],), kwds={'namespace' : onto})


However, when I run the above code, I get the following exception:



 Traceback (most recent call last):
(onto[object.get('owl_dataProperty_parent')],), kwds={'namespace' : onto})
File "/usr/lib/python3.6/types.py", line 62, in new_class
return meta(name, bases, ns, **kwds)
TypeError: __new__() got an unexpected keyword argument 'namespace


I have no idea what went wrong there and after hours of debugging I am still clueless.
I am using Python 3.6.6 and version 0.11 of owlready2










share|improve this question



























    0















    I am trying to dynamically create a class for an owlready2 ontology. The documentation suggests the following line of code:



    NewClass = types.new_class("NewClassName", (SuperClass,), kwds = { "namespace" : my_ontology })


    In my case this equals



    types.new_class("NewClassName", (onto["ParentClass"],), kwds={'namespace' : onto})


    However, when I run the above code, I get the following exception:



     Traceback (most recent call last):
    (onto[object.get('owl_dataProperty_parent')],), kwds={'namespace' : onto})
    File "/usr/lib/python3.6/types.py", line 62, in new_class
    return meta(name, bases, ns, **kwds)
    TypeError: __new__() got an unexpected keyword argument 'namespace


    I have no idea what went wrong there and after hours of debugging I am still clueless.
    I am using Python 3.6.6 and version 0.11 of owlready2










    share|improve this question

























      0












      0








      0








      I am trying to dynamically create a class for an owlready2 ontology. The documentation suggests the following line of code:



      NewClass = types.new_class("NewClassName", (SuperClass,), kwds = { "namespace" : my_ontology })


      In my case this equals



      types.new_class("NewClassName", (onto["ParentClass"],), kwds={'namespace' : onto})


      However, when I run the above code, I get the following exception:



       Traceback (most recent call last):
      (onto[object.get('owl_dataProperty_parent')],), kwds={'namespace' : onto})
      File "/usr/lib/python3.6/types.py", line 62, in new_class
      return meta(name, bases, ns, **kwds)
      TypeError: __new__() got an unexpected keyword argument 'namespace


      I have no idea what went wrong there and after hours of debugging I am still clueless.
      I am using Python 3.6.6 and version 0.11 of owlready2










      share|improve this question














      I am trying to dynamically create a class for an owlready2 ontology. The documentation suggests the following line of code:



      NewClass = types.new_class("NewClassName", (SuperClass,), kwds = { "namespace" : my_ontology })


      In my case this equals



      types.new_class("NewClassName", (onto["ParentClass"],), kwds={'namespace' : onto})


      However, when I run the above code, I get the following exception:



       Traceback (most recent call last):
      (onto[object.get('owl_dataProperty_parent')],), kwds={'namespace' : onto})
      File "/usr/lib/python3.6/types.py", line 62, in new_class
      return meta(name, bases, ns, **kwds)
      TypeError: __new__() got an unexpected keyword argument 'namespace


      I have no idea what went wrong there and after hours of debugging I am still clueless.
      I am using Python 3.6.6 and version 0.11 of owlready2







      python-3.x owlready






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      asked Nov 20 '18 at 16:41









      enigmaenigma

      3482416




      3482416
























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          I figured out that the "namespace" attribute is not needed at all. So the following works just fine:



          types.new_class("NewClassName", (onto["ParentClass"],))


          Even though this does not solve the overall issue, it answered my question.



          Additionally, it seams like this is the way to do it in general, cf.owlready forum. So maybe it is time to update the documentation.






          share|improve this answer























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            1 Answer
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            active

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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            0














            I figured out that the "namespace" attribute is not needed at all. So the following works just fine:



            types.new_class("NewClassName", (onto["ParentClass"],))


            Even though this does not solve the overall issue, it answered my question.



            Additionally, it seams like this is the way to do it in general, cf.owlready forum. So maybe it is time to update the documentation.






            share|improve this answer




























              0














              I figured out that the "namespace" attribute is not needed at all. So the following works just fine:



              types.new_class("NewClassName", (onto["ParentClass"],))


              Even though this does not solve the overall issue, it answered my question.



              Additionally, it seams like this is the way to do it in general, cf.owlready forum. So maybe it is time to update the documentation.






              share|improve this answer


























                0












                0








                0







                I figured out that the "namespace" attribute is not needed at all. So the following works just fine:



                types.new_class("NewClassName", (onto["ParentClass"],))


                Even though this does not solve the overall issue, it answered my question.



                Additionally, it seams like this is the way to do it in general, cf.owlready forum. So maybe it is time to update the documentation.






                share|improve this answer













                I figured out that the "namespace" attribute is not needed at all. So the following works just fine:



                types.new_class("NewClassName", (onto["ParentClass"],))


                Even though this does not solve the overall issue, it answered my question.



                Additionally, it seams like this is the way to do it in general, cf.owlready forum. So maybe it is time to update the documentation.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 21 '18 at 13:49









                enigmaenigma

                3482416




                3482416






























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