'Initialize table from a dictionary of columns'

def _init_from_dict(self, data, names, dtype, n_cols, copy):

    if (not copy):
        raise ValueError(u'Cannot    use    copy=False    with    a    dict    data    input')
    data_list = [data[name] for name in names]
    self._init_from_list(data_list, names, dtype, n_cols, copy)
