last_traded_price_model

def last_traded_price_model(market_,flag,eth_price_usd,usd_ring_price):
    db = db_connection_mysql()
    cursor = db.cursor()
    ret_data =[]
    if flag == 0:
        sql = """select Price from order_book where Market = "%s" and currency = 'eth' and EpochTime = (select askOrderTimeStamp from match_table where Market = "%s" order by EpochTime Desc limit 0,1)"""%(market_,market_)
        res = cursor.execute(sql)
        res = cursor.fetchall()
        a= res[0]
        temp = float(a[0])
        print temp
        ret_data.append(temp*eth_price_usd*usd_ring_price)
        return ret_data
    else:
        sql1 = """select Price from order_book where Market = "%s" and EpochTime = (select askOrderTimeStamp from match_table where Market = "%s" and currency = 'btc' order by EpochTime Desc limit 0,1)"""%(market_,market_)
        sql2 = """select Price from order_book where Market = "%s"  and EpochTime = (select askOrderTimeStamp from match_table where Market = "%s" and currency = 'eth' order by EpochTime Desc limit 0,1)"""%(market_,market_)
        res1 = cursor.execute(sql1)
        res1 = cursor.fetchall()
        a= res1[0]
        temp = float(a[0])
        ret_data.append(temp)
        res2 = cursor.execute(sql2)
        res2 = cursor.fetchall()
        a= res2[0]
        temp = float(a[0])
        ret_data.append(temp)
        return ret_data