'Return a new |CorePropertiesPart| object initialized with default
values for its base properties.'

@classmethod
def default(cls, package):

    core_properties_part = cls._new(package)
    core_properties = core_properties_part.core_properties
    core_properties.title = u'Word    Document'
    core_properties.last_modified_by = u'python-docx'
    core_properties.revision = 1
    core_properties.modified = datetime.utcnow()
    return core_properties_part
