"""Definition of the multimedia content type
"""

from zope.interface import implements, directlyProvides

from Products.Archetypes import atapi
from Products.ATContentTypes.content import folder
from Products.ATContentTypes.content import schemata

from plone.multimedia import multimediaMessageFactory as _
from plone.multimedia.interfaces import Imultimedia
from plone.multimedia.config import PROJECTNAME

multimediaSchema = folder.ATFolderSchema.copy() + atapi.Schema((

    # -*- Your Archetypes field definitions here ... -*-
 
  atapi.FileField(
    name='multimediaAudio',
    widget=atapi.FileWidget(
      label=u'The audio file to upload',
      label_msgid='PloneMultimedia_label_audioFile',
      il8n_domain='PloneMultimedia',
    ),

    required=False,
    searchable=False
  )

))

# Set storage on fields copied from ATContentTypeSchema, making sure
# they work well with the python bridge properties.

multimediaSchema['title'].storage = atapi.AnnotationStorage()
multimediaSchema['description'].storage = atapi.AnnotationStorage()

schemata.finalizeATCTSchema(multimediaSchema,folderish=True, moveDiscussion=False)

class multimedia(folder.ATFolder):
    """multimedia content type"""
    implements(Imultimedia)

    meta_type = "multimedia"
    schema = multimediaSchema

    title = atapi.ATFieldProperty('title')
    description = atapi.ATFieldProperty('description')
    
    # -*- Your ATSchema to Python Property Bridges Here ... -*-

atapi.registerType(multimedia, PROJECTNAME)

Traceback (most recent call last):
  Line 6, in <module>
    from Products.Archetypes import atapi
ImportError: No module named Products.Archetypes