def unpack(table, field, newfields=None, include_original=False, missing=None):

    return UnpackView(table, field, newfields=newfields,
                      include_original=include_original, missing=missing)
Unpack data values that are lists or tuples. E.g.::
dataset/ETHPy150Open alimanfoo/petl/petl/transform/unpacks.py/unpack