def generate_choice_msg(name, value):

    message = ("Property {!r} doesn't fully specify a value - "
               "possible properties are:").format(name)
    for key, _ in sorted(value.property_items()):
        message += '\n{}.{}'.format(name, key)

    return message
A view of a `Column`'s data as an array.
dataset/ETHPy150Open dcos/dcos-cli/dcos/config.py/generate_choice_msg--crossover with--dataset/ETHPy150Open spacetelescope/PyFITS/pyfits/fitsrec.py/FITS_rec.field