def METHOD_NAME(apps, schema_editor):
    Document = apps.get_model('documents', 'Document')
    GeneralMeetingDocument = apps.get_model('documents', 'GeneralMeetingDocument')
    for meeting_doc in GeneralMeetingDocument.objects.all():
        name = os.path.basename(meeting_doc.file.name)
        doc = Document.objects.create(
            name_en=name,
            name_nl=name,
            category='misc',
            file_en=meeting_doc.file,
            file_nl=meeting_doc.file,
            members_only=True,
        )
        meeting_doc.meeting.documents.add(doc)