def register_openers():
    opener = urllib2.build_opener(*get_handlers())

    urllib2.install_opener(opener)

    return opener
Get a PIL.Image from the given image file which has been scaled down to
dataset/ETHPy150Open bigmlcom/python/bigml/sslposter.py/register_openers--crossover with--dataset/ETHPy150Open unwitting/imageme/imageme.py/_get_thumbnail_image_from_file