jsonobject-mixin-fail.py

from dimagi.ext.couchdbkit import (
    Document,
    DocumentSchema,
    DictProperty,
    IntegerProperty,
    StringProperty,
)

class BlobMeta(DocumentSchema):
    content_type = StringProperty()
    content_length = IntegerProperty()


class AttachmentsMixin(object):

    blobs = DictProperty(BlobMeta)

class RealDocument(AttachmentsMixin, Document):
    doc_type = "RealDocument"


doc = RealDocument()

doc.blobs = {}
# TypeError: attribute name must be string, not 'NoneType'

doc.blobs["key"] = BlobMeta()
# AssertionError

doc2 = RealDocument(blobs={})
# TypeError: attribute name must be string, not 'NoneType'

# how to set doc.blobs?