text: # -*- coding: utf-8 -*-
  
  # PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:
  # https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code
  
  from ccxt.async_support.base.exchange import Exchange
  
  # -----------------------------------------------------------------------------
  
  try:
      basestring  # Python 3
  except NameError:
      basestring = str  # Python 2
  import hashlib
  from ccxt.base.errors import ExchangeError
  from ccxt.base.errors import AuthenticationError
  from ccxt.base.errors import PermissionDenied
  from ccxt.base.errors import ArgumentsRequired
  from ccxt.base.errors import InsufficientFunds
  from ccxt.base.errors import InvalidOrder
  from ccxt.base.errors import OrderNotFound
  from ccxt.base.errors import DDoSProtection
  from ccxt.base.errors import ExchangeNotAvailable
  from ccxt.base.precise import Precise
  
  
  class tidex(Exchange):
  
      def describe(self):
          return self.deep_extend(super(tidex, self).describe(), {
              'id': 'tidex',
              'name': 'Tidex',
              'countries': ['UK'],
              'rateLimit': 2000,
              'version': '3',
              'userAgent': self.userAgents['chrome'],
              'has': {
                  'CORS': None,
                  'spot': True,
                  'margin': False,
                  'swap': False,
                  'future': False,
                  'option': False,
                  'addMargin': False,
                  'cancelOrder': True,
                  'createMarketOrder': None,
                  'createOrder': True,
                  'createReduceOnlyOrder': False,
                  'fetchBalance': True,
                  'fetchBorrowRate': False,
                  'fetchBorrowRateHistories': False,
                  'fetchBorrowRateHistory': False,
                  'fetchBorrowRates': False,
                  'fetchBorrowRatesPerSymbol': False,
                  'fetchCurrencies': True,
                  'fetchFundingHistory': False,
                  'fetchFundingRate': False,
                  'fetchFundingRateHistory': False,
                  'fetchFundingRates': False,
                  'fetchIndexOHLCV': False,
                  'fetchIsolatedPositions': False,
                  'fetchLeverage': False,
                  'fetchMarkets': True,
                  'fetchMarkOHLCV': False,
                  'fetchMyTrades': True,
                  'fetchOpenOrders': True,
                  'fetchOrder': True,
                  'fetchOrderBook': True,
                  'fetchOrderBooks': True,
                  'fetchPosition': False,
                  'fetchPositions': False,
                  'fetchPositionsRisk': False,
                  'fetchPremiumIndexOHLCV': False,
                  'fetchTicker': True,
                  'fetchTickers': True,
                  'fetchTrades': True,
                  'reduceMargin': False,
                  'setLeverage': False,
                  'setMarginMode': False,
                  'setPositionMode': False,
                  'withdraw': True,
              },
              'urls': {
                  'logo': 'https://user-images.githubusercontent.com/1294454/30781780-03149dc4-a12e-11e7-82bb-313b269d24d4.jpg',
                  'api': {
                      'web': 'https://gate.tidex.com/api',
                      'public': 'https://api.tidex.com/api/3',
                      'private': 'https://api.tidex.com/tapi',
                  },
                  'www': 'https://tidex.com',
                  'doc': 'https://tidex.com/exchange/public-api',
                  'referral': 'https://tidex.com/exchange/?ref=57f5638d9cd7',
                  'fees': [
                      'https://tidex.com/exchange/assets-spec',
                      'https://tidex.com/exchange/pairs-spec',
                  ],
              },
              'api': {
                  'web': {
                      'get': [
                          'currency',
                          'pairs',
                          'tickers',
                          'orders',
                          'ordershistory',
                          'trade-data',
                          'trade-data/{id}',
                      ],
                  },
                  'public': {
                      'get': [
                          'info',
                          'ticker/{pair}',
                          'depth/{pair}',
                          'trades/{pair}',
                      ],
                  },
                  'private': {
                      'post': [
                          'getInfoExt',
                          'getInfo',
                          'Trade',
                          'ActiveOrders',
                          'OrderInfo',
                          'CancelOrder',
                          'TradeHistory',
                          'getDepositAddress',
                          'createWithdraw',
                          'getWithdraw',
                      ],
                  },
              },
              'fees': {
                  'trading': {
                      'feeSide': 'get',
                      'tierBased': False,
                      'percentage': True,
                      'taker': self.parse_number('0.001'),
                      'maker': self.parse_number('0.001'),
                  },
              },
              'commonCurrencies': {
                  'DSH': 'DASH',
                  'EMGO': 'MGO',
                  'MGO': 'WMGO',
              },
              'exceptions': {
                  'exact': {
                      '803': InvalidOrder,  # "Count could not be less than 0.001."(selling below minAmount)
                      '804': InvalidOrder,  # "Count could not be more than 10000."(buying above maxAmount)
                      '805': InvalidOrder,  # "price could not be less than X."(minPrice violation on buy & sell)
                      '806': InvalidOrder,  # "price could not be more than X."(maxPrice violation on buy & sell)
                      '807': InvalidOrder,  # "cost could not be less than X."(minCost violation on buy & sell)
                      '831': InsufficientFunds,  # "Not enougth X to create buy order."(buying with balance.quote < order.cost)
                      '832': InsufficientFunds,  # "Not enougth X to create sell order."(selling with balance.base < order.amount)
                      '833': OrderNotFound,  # "Order with id X was not found."(cancelling non-existent, closed and cancelled order)
                  },
                  'broad': {
                      'Invalid pair name': ExchangeError,  # {"success":0,"error":"Invalid pair name: btc_eth"}
                      'invalid api key': AuthenticationError,
                      'invalid sign': AuthenticationError,
                      'api key dont have trade permission': AuthenticationError,
                      'invalid parameter': InvalidOrder,
                      'invalid order': InvalidOrder,
                      'Requests too often': DDoSProtection,
                      'not available': ExchangeNotAvailable,
                      'data unavailable': ExchangeNotAvailable,
                      'external service unavailable': ExchangeNotAvailable,
                      'IP restricted': PermissionDenied,  # {"success":0,"code":0,"error":"IP restricted(223.xxx.xxx.xxx)"}
                  },
              },
              'options': {
                  'fetchTickersMaxLength': 2048,
              },
              'orders': {},  # orders cache / emulation
          })
  
      async def fetch_currencies(self, params={}):
          response = await self.webGetCurrency(params)
          #
          #     [
          #         {
          #             "id":2,
          #             "symbol":"BTC",
          #             "type":2,
          #             "name":"Bitcoin",
          #             "amountPoint":8,
          #             "depositEnable":true,
          #             "depositMinAmount":0.0005,
          #             "withdrawEnable":true,
          #             "withdrawFee":0.0004,
          #             "withdrawMinAmount":0.0005,
          #             "settings":{
          #                 "Blockchain":"https://blockchair.com/bitcoin/",
          #                 "TxUrl":"https://blockchair.com/bitcoin/transaction/{0}",
          #                 "AddrUrl":"https://blockchair.com/bitcoin/address/{0}",
          #                 "ConfirmationCount":3,
          #                 "NeedMemo":false
          #             },
          #             "visible":true,
          #             "isDelisted":false
          #         }
          #     ]
          #
          result = {}
          for i in range(0, len(response)):
              currency = response[i]
              id = self.safe_string(currency, 'symbol')
              precision = self.safe_integer(currency, 'amountPoint')
              code = self.safe_currency_code(id)
              visible = self.safe_value(currency, 'visible')
              active = visible is True
              withdrawEnable = self.safe_value(currency, 'withdrawEnable', True)
              depositEnable = self.safe_value(currency, 'depositEnable', True)
              if not withdrawEnable or not depositEnable:
                  active = False
              name = self.safe_string(currency, 'name')
              fee = self.safe_number(currency, 'withdrawFee')
              result[code] = {
                  'id': id,
                  'code': code,
                  'name': name,
                  'active': active,
                  'deposit': depositEnable,
                  'withdraw': withdrawEnable,
                  'precision': precision,
                  'funding': {
                      'withdraw': {
                          'active': withdrawEnable,
                          'fee': fee,
                      },
                      'deposit': {
                          'active': depositEnable,
                          'fee': self.parse_number('0'),
                      },
                  },
                  'limits': {
                      'amount': {
                          'min': None,
                          'max': None,
                      },
                      'withdraw': {
                          'min': self.safe_number(currency, 'withdrawMinAmount'),
                          'max': None,
                      },
                      'deposit': {
                          'min': self.safe_number(currency, 'depositMinAmount'),
                          'max': None,
                      },
                  },
                  'info': currency,
              }
          return result
  
      async def fetch_markets(self, params={}):
          response = await self.publicGetInfo(params)
          #
          #     {
          #         "server_time":1615861869,
          #         "pairs":{
          #             "ltc_btc":{
          #                 "decimal_places":8,
          #                 "min_price":0.00000001,
          #                 "max_price":3.0,
          #                 "min_amount":0.001,
          #                 "max_amount":1000000.0,
          #                 "min_total":0.0001,
          #                 "hidden":0,
          #                 "fee":0.1,
          #             },
          #         },
          #     }
          #
          markets = response['pairs']
          keys = list(markets.keys())
          result = []
          for i in range(0, len(keys)):
              id = keys[i]
              market = markets[id]
              baseId, quoteId = id.split('_')
              base = self.safe_currency_code(baseId)
              quote = self.safe_currency_code(quoteId)
              hidden = self.safe_integer(market, 'hidden')
              takerFeeString = self.safe_string(market, 'fee')
              takerFeeString = Precise.string_div(takerFeeString, '100')
              result.append({
                  'id': id,
                  'symbol': base + '/' + quote,
                  'base': base,
                  'quote': quote,
                  'settle': None,
                  'baseId': baseId,
                  'quoteId': quoteId,
                  'settleId': None,
                  'type': 'spot',
                  'spot': True,
                  'margin': False,
                  'swap': False,
                  'future': False,
                  'option': False,
                  'contract': False,
                  'active': (hidden == 0),
                  'linear': None,
                  'inverse': None,
                  'taker': self.parse_number(takerFeeString),
                  'contractSize': None,
                  'expiry': None,
                  'expiryDatetime': None,
                  'strike': None,
                  'optionType': None,
                  'precision': {
                      'amount': self.safe_integer(market, 'decimal_places'),
                      'price': self.safe_integer(market, 'decimal_places'),
                  },
                  'limits': {
                      'leverage': {
                          'min': None,
                          'max': None,
                      },
                      'amount': {
                          'min': self.safe_number(market, 'min_amount'),
                          'max': self.safe_number(market, 'max_amount'),
                      },
                      'price': {
                          'min': self.safe_number(market, 'min_price'),
                          'max': self.safe_number(market, 'max_price'),
                      },
                      'cost': {
                          'min': self.safe_number(market, 'min_total'),
                          'max': None,
                      },
                  },
                  'info': market,
              })
          return result
  
      def parse_balance(self, response):
          balances = self.safe_value(response, 'return')
          timestamp = self.safe_timestamp(balances, 'server_time')
          result = {
              'info': response,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
          }
          funds = self.safe_value(balances, 'funds', {})
          currencyIds = list(funds.keys())
          for i in range(0, len(currencyIds)):
              currencyId = currencyIds[i]
              code = self.safe_currency_code(currencyId)
              balance = self.safe_value(funds, currencyId, {})
              account = self.account()
              account['free'] = self.safe_string(balance, 'value')
              account['used'] = self.safe_string(balance, 'inOrders')
              result[code] = account
          return self.safe_balance(result)
  
      async def fetch_balance(self, params={}):
          await self.load_markets()
          response = await self.privatePostGetInfoExt(params)
          #
          #     {
          #         "success":1,
          #         "return":{
          #             "funds":{
          #                 "btc":{"value":0.0000499885629956,"inOrders":0.0},
          #                 "eth":{"value":0.000000030741708,"inOrders":0.0},
          #                 "tdx":{"value":0.0000000155385356,"inOrders":0.0}
          #             },
          #             "rights":{
          #                 "info":true,
          #                 "trade":true,
          #                 "withdraw":false
          #             },
          #             "transaction_count":0,
          #             "open_orders":0,
          #             "server_time":1619436907
          #         },
          #         "stat":{
          #             "isSuccess":true,
          #             "serverTime":"00:00:00.0001157",
          #             "time":"00:00:00.0101364",
          #             "errors":null
          #         }
          #     }
          #
          return self.parse_balance(response)
  
      async def fetch_order_book(self, symbol, limit=None, params={}):
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'pair': market['id'],
          }
          if limit is not None:
              request['limit'] = limit  # default = 150, max = 2000
          response = await self.publicGetDepthPair(self.extend(request, params))
          market_id_in_reponse = (market['id'] in response)
          if not market_id_in_reponse:
              raise ExchangeError(self.id + ' ' + market['symbol'] + ' order book is empty or not available')
          orderbook = response[market['id']]
          return self.parse_order_book(orderbook, symbol)
  
      async def fetch_order_books(self, symbols=None, limit=None, params={}):
          await self.load_markets()
          ids = None
          if symbols is None:
              ids = '-'.join(self.ids)
              # max URL length is 2083 symbols, including http schema, hostname, tld, etc...
              if len(ids) > 2048:
                  numIds = len(self.ids)
                  raise ExchangeError(self.id + ' has ' + str(numIds) + ' symbols exceeding max URL length, you are required to specify a list of symbols in the first argument to fetchOrderBooks')
          else:
              ids = self.market_ids(symbols)
              ids = '-'.join(ids)
          request = {
              'pair': ids,
          }
          if limit is not None:
              request['limit'] = limit  # default = 150, max = 2000
          response = await self.publicGetDepthPair(self.extend(request, params))
          result = {}
          ids = list(response.keys())
          for i in range(0, len(ids)):
              id = ids[i]
              symbol = self.safe_symbol(id)
              result[symbol] = self.parse_order_book(response[id])
          return result
  
      def parse_ticker(self, ticker, market=None):
          #
          #     {
          #         high: 0.03497582,
          #         low: 0.03248474,
          #         avg: 0.03373028,
          #         vol: 120.11485715062999,
          #         vol_cur: 3572.24914074,
          #         last: 0.0337611,
          #         buy: 0.0337442,
          #         sell: 0.03377798,
          #         updated: 1537522009
          #     }
          #
          timestamp = self.safe_timestamp(ticker, 'updated')
          market = self.safe_market(None, market)
          last = self.safe_string(ticker, 'last')
          return self.safe_ticker({
              'symbol': market['symbol'],
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'high': self.safe_string(ticker, 'high'),
              'low': self.safe_string(ticker, 'low'),
              'bid': self.safe_string(ticker, 'buy'),
              'bidVolume': None,
              'ask': self.safe_string(ticker, 'sell'),
              'askVolume': None,
              'vwap': None,
              'open': None,
              'close': last,
              'last': last,
              'previousClose': None,
              'change': None,
              'percentage': None,
              'average': self.safe_string(ticker, 'avg'),
              'baseVolume': self.safe_string(ticker, 'vol_cur'),
              'quoteVolume': self.safe_string(ticker, 'vol'),
              'info': ticker,
          }, market, False)
  
      async def fetch_tickers(self, symbols=None, params={}):
          await self.load_markets()
          ids = self.ids
          if symbols is None:
              numIds = len(ids)
              ids = '-'.join(ids)
              # max URL length is 2048 symbols, including http schema, hostname, tld, etc...
              if len(ids) > self.options['fetchTickersMaxLength']:
                  maxLength = self.safe_integer(self.options, 'fetchTickersMaxLength', 2048)
                  raise ArgumentsRequired(self.id + ' has ' + str(numIds) + ' markets exceeding max URL length for self endpoint(' + str(maxLength) + ' characters), please, specify a list of symbols of interest in the first argument to fetchTickers')
          else:
              ids = self.market_ids(symbols)
              ids = '-'.join(ids)
          request = {
              'pair': ids,
          }
          response = await self.publicGetTickerPair(self.extend(request, params))
          result = {}
          keys = list(response.keys())
          for i in range(0, len(keys)):
              id = keys[i]
              market = self.safe_market(id)
              symbol = market['symbol']
              result[symbol] = self.parse_ticker(response[id], market)
          return self.filter_by_array(result, 'symbol', symbols)
  
      async def fetch_ticker(self, symbol, params={}):
          tickers = await self.fetch_tickers([symbol], params)
          return tickers[symbol]
  
      def parse_trade(self, trade, market=None):
          timestamp = self.safe_timestamp(trade, 'timestamp')
          side = self.safe_string(trade, 'type')
          if side == 'ask':
              side = 'sell'
          elif side == 'bid':
              side = 'buy'
          priceString = self.safe_string_2(trade, 'rate', 'price')
          id = self.safe_string_2(trade, 'trade_id', 'tid')
          orderId = self.safe_string(trade, 'order_id')
          marketId = self.safe_string(trade, 'pair')
          symbol = self.safe_symbol(marketId, market)
          amountString = self.safe_string(trade, 'amount')
          price = self.parse_number(priceString)
          amount = self.parse_number(amountString)
          cost = self.parse_number(Precise.string_mul(priceString, amountString))
          type = 'limit'  # all trades are still limit trades
          takerOrMaker = None
          fee = None
          feeCost = self.safe_number(trade, 'commission')
          if feeCost is not None:
              feeCurrencyId = self.safe_string(trade, 'commissionCurrency')
              feeCurrencyCode = self.safe_currency_code(feeCurrencyId)
              fee = {
                  'cost': feeCost,
                  'currency': feeCurrencyCode,
              }
          isYourOrder = self.safe_value(trade, 'is_your_order')
          if isYourOrder is not None:
              takerOrMaker = 'taker'
              if isYourOrder:
                  takerOrMaker = 'maker'
              if fee is None:
                  fee = self.calculate_fee(symbol, type, side, amount, price, takerOrMaker)
          return {
              'id': id,
              'order': orderId,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'symbol': symbol,
              'type': type,
              'side': side,
              'takerOrMaker': takerOrMaker,
              'price': price,
              'amount': amount,
              'cost': cost,
              'fee': fee,
              'info': trade,
          }
  
      async def fetch_trades(self, symbol, since=None, limit=None, params={}):
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'pair': market['id'],
          }
          if limit is not None:
              request['limit'] = limit
          response = await self.publicGetTradesPair(self.extend(request, params))
          if isinstance(response, list):
              numElements = len(response)
              if numElements == 0:
                  return []
          return self.parse_trades(response[market['id']], market, since, limit)
  
      async def create_order(self, symbol, type, side, amount, price=None, params={}):
          if type == 'market':
              raise ExchangeError(self.id + ' allows limit orders only')
          amountString = str(amount)
          priceString = str(price)
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'pair': market['id'],
              'type': side,
              'amount': self.amount_to_precision(symbol, amount),
              'rate': self.price_to_precision(symbol, price),
          }
          response = await self.privatePostTrade(self.extend(request, params))
          id = None
          status = 'open'
          filledString = '0.0'
          remainingString = amountString
          returnResult = self.safe_value(response, 'return')
          if returnResult is not None:
              id = self.safe_string(returnResult, 'order_id')
              if id == '0':
                  id = self.safe_string(returnResult, 'init_order_id')
                  status = 'closed'
              filledString = self.safe_string(returnResult, 'received', filledString)
              remainingString = self.safe_string(returnResult, 'remains', amountString)
          timestamp = self.milliseconds()
          return self.safe_order({
              'id': id,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'lastTradeTimestamp': None,
              'status': status,
              'symbol': symbol,
              'type': type,
              'side': side,
              'price': priceString,
              'cost': None,
              'amount': amountString,
              'remaining': remainingString,
              'filled': filledString,
              'fee': None,
              # 'trades': self.parse_trades(order['trades'], market),
              'info': response,
              'clientOrderId': None,
              'average': None,
              'trades': None,
          }, market)
  
      async def cancel_order(self, id, symbol=None, params={}):
          await self.load_markets()
          request = {
              'order_id': int(id),
          }
          return await self.privatePostCancelOrder(self.extend(request, params))
  
      def parse_order_status(self, status):
          statuses = {
              '0': 'open',
              '1': 'closed',
              '2': 'canceled',
              '3': 'canceled',  # or partially-filled and still open? https://github.com/ccxt/ccxt/issues/1594
          }
          return self.safe_string(statuses, status, status)
  
      def parse_order(self, order, market=None):
          id = self.safe_string(order, 'id')
          status = self.parse_order_status(self.safe_string(order, 'status'))
          timestamp = self.safe_timestamp(order, 'timestamp_created')
          marketId = self.safe_string(order, 'pair')
          symbol = self.safe_symbol(marketId, market)
          remaining = None
          amount = None
          price = self.safe_string(order, 'rate')
          if 'start_amount' in order:
              amount = self.safe_string(order, 'start_amount')
              remaining = self.safe_string(order, 'amount')
          else:
              remaining = self.safe_string(order, 'amount')
          fee = None
          return self.safe_order({
              'info': order,
              'id': id,
              'clientOrderId': None,
              'symbol': symbol,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'lastTradeTimestamp': None,
              'type': 'limit',
              'timeInForce': None,
              'postOnly': None,
              'side': self.safe_string(order, 'type'),
              'price': price,
              'stopPrice': None,
              'cost': None,
              'amount': amount,
              'remaining': remaining,
              'filled': None,
              'status': status,
              'fee': fee,
              'average': None,
              'trades': None,
          }, market)
  
      async def fetch_order(self, id, symbol=None, params={}):
          await self.load_markets()
          request = {
              'order_id': int(id),
          }
          response = await self.privatePostOrderInfo(self.extend(request, params))
          id = str(id)
          result = self.safe_value(response, 'return', {})
          order = self.safe_value(result, id)
          return self.parse_order(self.extend({'id': id}, order))
  
      async def fetch_open_orders(self, symbol=None, since=None, limit=None, params={}):
          await self.load_markets()
          request = {}
          market = None
          if symbol is not None:
              market = self.market(symbol)
              request['pair'] = market['id']
          response = await self.privatePostActiveOrders(self.extend(request, params))
          #
          #     {
          #         "success":1,
          #         "return":{
          #             "1255468911":{
          #                 "status":0,
          #                 "pair":"spike_usdt",
          #                 "type":"sell",
          #                 "amount":35028.44256388,
          #                 "rate":0.00199989,
          #                 "timestamp_created":1602684432
          #             }
          #         },
          #         "stat":{
          #             "isSuccess":true,
          #             "serverTime":"00:00:00.0000826",
          #             "time":"00:00:00.0091423",
          #             "errors":null
          #         }
          #     }
          #
          # it can only return 'open' orders(i.e. no way to fetch 'closed' orders)
          orders = self.safe_value(response, 'return', [])
          return self.parse_orders(orders, market, since, limit)
  
      async def fetch_my_trades(self, symbol=None, since=None, limit=None, params={}):
          await self.load_markets()
          market = None
          # some derived classes use camelcase notation for request fields
          request = {
              # 'from': 123456789,  # trade ID, from which the display starts numerical 0(test result: liqui ignores self field)
              # 'count': 1000,  # the number of trades for display numerical, default = 1000
              # 'from_id': trade ID, from which the display starts numerical 0
              # 'end_id': trade ID on which the display ends numerical ∞
              # 'order': 'ASC',  # sorting, default = DESC(test result: liqui ignores self field, most recent trade always goes last)
              # 'since': 1234567890,  # UTC start time, default = 0(test result: liqui ignores self field)
              # 'end': 1234567890,  # UTC end time, default = ∞(test result: liqui ignores self field)
              # 'pair': 'eth_btc',  # default = all markets
          }
          if symbol is not None:
              market = self.market(symbol)
              request['pair'] = market['id']
          if limit is not None:
              request['count'] = int(limit)
          if since is not None:
              request['since'] = int(since / 1000)
          response = await self.privatePostTradeHistory(self.extend(request, params))
          trades = self.safe_value(response, 'return', [])
          return self.parse_trades(trades, market, since, limit)
  
      async def withdraw(self, code, amount, address, tag=None, params={}):
          tag, params = self.handle_withdraw_tag_and_params(tag, params)
          self.check_address(address)
          await self.load_markets()
          currency = self.currency(code)
          request = {
              'asset': currency['id'],
              'amount': float(amount),
              'address': address,
          }
          if tag is not None:
              request['memo'] = tag
          response = await self.privatePostCreateWithdraw(self.extend(request, params))
          #
          #     {
          #         "success":1,
          #         "return":{
          #             "withdraw_id":1111,
          #             "withdraw_info":{
          #                 "id":1111,
          #                 "asset_id":1,
          #                 "asset":"BTC",
          #                 "amount":0.0093,
          #                 "fee":0.0007,
          #                 "create_time":1575128018,
          #                 "status":"Created",
          #                 "data":{
          #                     "address":"1KFHE7w8BhaENAswwryaoccDb6qcT6DbYY",
          #                     "memo":"memo",
          #                     "tx":null,
          #                     "error":null
          #                 },
          #             "in_blockchain":false
          #             }
          #         }
          #     }
          #
          result = self.safe_value(response, 'return', {})
          return {
              'info': response,
              'id': self.safe_string(result, 'withdraw_id'),
          }
  
      def sign(self, path, api='public', method='GET', params={}, headers=None, body=None):
          url = self.urls['api'][api]
          query = self.omit(params, self.extract_params(path))
          if api == 'private':
              self.check_required_credentials()
              nonce = self.nonce()
              body = self.urlencode(self.extend({
                  'nonce': nonce,
                  'method': path,
              }, query))
              signature = self.hmac(self.encode(body), self.encode(self.secret), hashlib.sha512)
              headers = {
                  'Content-Type': 'application/x-www-form-urlencoded',
                  'Key': self.apiKey,
                  'Sign': signature,
              }
          elif api == 'public':
              url += '/' + self.implode_params(path, params)
              if query:
                  url += '?' + self.urlencode(query)
          else:
              url += '/' + self.implode_params(path, params)
              if method == 'GET':
                  if query:
                      url += '?' + self.urlencode(query)
              else:
                  if query:
                      body = self.json(query)
                      headers = {
                          'Content-Type': 'application/json',
                      }
          return {'url': url, 'method': method, 'body': body, 'headers': headers}
  
      def handle_errors(self, httpCode, reason, url, method, headers, body, response, requestHeaders, requestBody):
          if response is None:
              return  # fallback to default error handler
          if 'success' in response:
              #
              # 1 - The exchange only returns the integer 'success' key from their private API
              #
              #     {"success": 1, ...} httpCode == 200
              #     {"success": 0, ...} httpCode == 200
              #
              # 2 - However, derived exchanges can return non-integers
              #
              #     It can be a numeric string
              #     {"sucesss": "1", ...}
              #     {"sucesss": "0", ...}, httpCode >= 200(can be 403, 502, etc)
              #
              #     Or just a string
              #     {"success": "true", ...}
              #     {"success": "false", ...}, httpCode >= 200
              #
              #     Or a boolean
              #     {"success": True, ...}
              #     {"success": False, ...}, httpCode >= 200
              #
              # 3 - Oversimplified, Python PEP8 forbids comparison operator(==) of different types
              #
              # 4 - We do not want to copy-paste and duplicate the code of self handler to other exchanges derived from Liqui
              #
              # To cover points 1, 2, 3 and 4 combined self handler should work like self:
              #
              success = self.safe_value(response, 'success', False)
              if isinstance(success, basestring):
                  if (success == 'true') or (success == '1'):
                      success = True
                  else:
                      success = False
              if not success:
                  code = self.safe_string(response, 'code')
                  message = self.safe_string(response, 'error')
                  feedback = self.id + ' ' + body
                  self.throw_exactly_matched_exception(self.exceptions['exact'], code, feedback)
                  self.throw_exactly_matched_exception(self.exceptions['exact'], message, feedback)
                  self.throw_broadly_matched_exception(self.exceptions['broad'], message, feedback)
                  raise ExchangeError(feedback)  # unknown message
  