'Provides a list of lines that were either ignored or had data that we did
not know how to process. This is most common due to new descriptor fields
that this library does not yet know how to process. Patches welcome!
:returns: **list** of lines of unrecognized content'

def get_unrecognized_lines(self):

    if self._lazy_loading:
        self._parse(self._entries, False)
        self._lazy_loading = False
    return list(self._unrecognized_lines)
