Руслан .

def find_key(dct, key):
    try:
        if dct.get(key):
            return dct[key]
        else:
            for k in dct.values():
                val = find_key(k, key)
                if val:
                    return val
    except:
        return

Resp = dict()
Resp["abc"] = dict()
Resp["2"] = dict()
Resp["abc"]["find"] = 1
Resp["2"]["find_1"] = 2

print(find_key(Resp, "find_1"))

select prt.ball 
   from price_ratings prt
 where prt.type_name = 'price_items'
  union
  select prt.ball 
    from price_ratings prt
       left join price_items pr
                on pr.price_id       = prt.type_id
       left join price_ratings pp
                on pp.type_id       = pr.id
              and pp.type_name = 'price_items'  
   where prt.type_name  = 'price'
       and pp.ball     is null

select isnull(prt.ball, pri.ball)
  from price_items pi
  left join price_ratings prt
         on prt.type_id   = pi.id
		and prt.type_name = 'price_items' 
  left join price_ratings pri
         on pri.type_id   = pi.price_id
		and pri.type_name = 'price'

SELECT u.event_id, 
       u.event_name, 
       u.start_date,
       u.end_date,
       u.serv_id, 
       d.name, 
       c.client_nm as cli 
  FROM tevents u 
  LEFT OUTER JOIN doctors d 
    ON d.id = u.type
  LEFT OUTER JOIN clients c 
    ON c.id =  u.combo_select
 WHERE u.start_date between '2018.05.23 06:00:00' and '2018.05.23 21:50:00'

function findAll(str, target) {
  let res = [];
  let ind = 0;
  for(let position = 0; position < str.length; position++) {
     if (ind <= position){
         ind = str.indexOf(target, position);
         if (ind == -1) break;
         res.push(ind);
     }
  }
  return res
}

SELECT to_t.name,  to_t.id, to_t2.name,  to_t2.id
   FROM to_team_games to_t_g 
     LEFT JOIN to_teams to_t   on to_t_g.team_id_1 = to_t.id 
     LEFT JOIN to_teams to_t2 on to_t_g.team_id_2 = to_t2.id 
WHERE to_t_g.id= 1