Deletes a node group.

    @type group: str
    @param group: the node group to delete
    @type dry_run: bool
    @param dry_run: whether to peform a dry run

    @rtype: int
    @return: job id

def DeleteGroup(r, group, dry_run=False):
    """
    Deletes a node group.

    @type group: str
    @param group: the node group to delete
    @type dry_run: bool
    @param dry_run: whether to peform a dry run

    @rtype: int
    @return: job id
    """

    query = {
        "dry-run": dry_run,
    }

    return r.request("delete", "/2/groups/%s" % group, query=query)