def _items(mappingorseq):
    if hasattr(mappingorseq, 'items'):
        return iteritems(mappingorseq)
    return mappingorseq
Read a file from GridFS
dataset/ETHPy150Open GoogleCloudPlatform/appengine-flask-skeleton/lib/werkzeug/contrib/cache.py/_items--crossover with--dataset/ETHPy150Open twisted/txmongo/txmongo/_gridfs/grid_file.py/GridOut.__init__