Hello Dave,
could it be that this is the reason why its not possible to process fpml (from
main onwards) when I use " --one-file-per-xsd “?
I use generateDS same way as you do in your GitHub repository, one by one at
right now.
Regards
Peter
p.s.
Love your tool! Saves so much time! Thank you!
> On 23 Oct 2016, at 22:56, Dave Kuhlman <dkuhl...@davekuhlman.org> wrote:
>
> On Sun, Oct 23, 2016 at 05:30:55PM +0200, Pietro Saccardi wrote:
>> Hello Dave,
>>
>> my name is Pietro. I recently started using generateDS--great job! it's
>> really useful and works seamlessly out of the box.
>
> Pietro,
>
> Great.
>
>>
>> While testing, I encountered a bug. I wanted to file it to sourceforce, but
>> I am unable to create tickets. I am also not very used to the platform so I
>> may have missed something.
>
> Not so great.
>
> Thanks for reporting this. I'm going to be away traveling for most
> of this week. I've put this on my To-do list, and will look at it when
> I get back.
>
> My recollection is that generateDS.py does not distinguish very
> carefully between <xsd:sequence> and <xsd:choice>. So, this may be
> a pretty deep problem. But, at the least, generateDS.py should not
> generate the silly code that your example shows.
>
> More later.
>
> Dave
>
>>
>> Anyway, I'll describe the bug.
>>
>> Consider such a schema:
>>
>> <xsd:element name="authors">
>> <xsd:complexType>
>> <xsd:sequence>
>> <xsd:element ref="author"/>
>> <xsd:choice maxOccurs="unbounded" minOccurs="0">
>> <xsd:element ref="author"/>
>> <xsd:element name="cooperation" type="xsd:string"/>
>> </xsd:choice>
>> </xsd:sequence>
>> </xsd:complexType>
>> </xsd:element>
>>
>> This will require the <authors> element to have a first child of type
>> <author>, followed by zero or more instances of the elements <author> or
>> <cooperation>.
>>
>> Such schema is not handled correctly in generateDS; it will generate
>> ambiguity between the unique, initial author and the list of author
>> objects. This is an excerpt of the buildChildren method of the authors
>> class:
>>
>> def buildChildren(self, child_, node, nodeName_, fromsubclass_=False):
>> if nodeName_ == 'author':
>> obj_ = person.factory()
>> obj_.build(child_)
>> self.author = obj_
>> obj_.original_tagname_ = 'author'
>> elif nodeName_ == 'author':
>> obj_ = person.factory()
>> obj_.build(child_)
>> self.author.append(obj_)
>> obj_.original_tagname_ = 'author'
>> elif nodeName_ == 'cooperation':
>> cooperation_ = child_.text
>> cooperation_ = self.gds_validate_string(cooperation_, node,
>> 'cooperation')
>> self.cooperation.append(cooperation_)
>>
>> As you can see, the second elif will never be reached and any further
>> <author> will override the author property, losing the remaining elements
>> in the list. Also, the exportChildren method will crash, because it will
>> try to enumerate the author property of authors.
>>
>> I changed the structure of my XSD to work around this problem, but I think
>> this should either be remarked in the documentation or fixed.
>>
>> I hope this can be of any use; thank you for your great work on generateDS!
>>
>> Best regards,
>>
>> Pietro Saccardi
>
> --
>
> Dave Kuhlman
> http://www.davekuhlman.org
>
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