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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def group_delete(auth=None, **kwargs):
    '''
    Delete a group

    CLI Example:

    .. code-block:: bash

        salt '*' keystoneng.group_delete name=group1
        salt '*' keystoneng.group_delete name=group2 domain_id=b62e76fbeeff4e8fb77073f591cf211e
        salt '*' keystoneng.group_delete name=0e4febc2a5ab4f2c8f374b054162506d
    '''
    cloud = get_operator_cloud(auth)
    kwargs = _clean_kwargs(**kwargs)
    return cloud.delete_group(**kwargs)