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
  from ccxt.base.errors import ExchangeError
  
  
  class paymium (Exchange):
  
      def describe(self):
          return self.deep_extend(super(paymium, self).describe(), {
              'id': 'paymium',
              'name': 'Paymium',
              'countries': ['FR', 'EU'],
              'rateLimit': 2000,
              'version': 'v1',
              'has': {
                  'CORS': True,
              },
              'urls': {
                  'logo': 'https://user-images.githubusercontent.com/1294454/27790564-a945a9d4-5ff9-11e7-9d2d-b635763f2f24.jpg',
                  'api': 'https://paymium.com/api',
                  'www': 'https://www.paymium.com',
                  'doc': [
                      'https://github.com/Paymium/api-documentation',
                      'https://www.paymium.com/page/developers',
                  ],
              },
              'api': {
                  'public': {
                      'get': [
                          'countries',
                          'data/{id}/ticker',
                          'data/{id}/trades',
                          'data/{id}/depth',
                          'bitcoin_charts/{id}/trades',
                          'bitcoin_charts/{id}/depth',
                      ],
                  },
                  'private': {
                      'get': [
                          'merchant/get_payment/{UUID}',
                          'user',
                          'user/addresses',
                          'user/addresses/{btc_address}',
                          'user/orders',
                          'user/orders/{UUID}',
                          'user/price_alerts',
                      ],
                      'post': [
                          'user/orders',
                          'user/addresses',
                          'user/payment_requests',
                          'user/price_alerts',
                          'merchant/create_payment',
                      ],
                      'delete': [
                          'user/orders/{UUID}/cancel',
                          'user/price_alerts/{id}',
                      ],
                  },
              },
              'markets': {
                  'BTC/EUR': {'id': 'eur', 'symbol': 'BTC/EUR', 'base': 'BTC', 'quote': 'EUR', 'baseId': 'btc', 'quoteId': 'eur'},
              },
              'fees': {
                  'trading': {
                      'maker': 0.0059,
                      'taker': 0.0059,
                  },
              },
          })
  
      async def fetch_balance(self, params={}):
          await self.load_markets()
          response = await self.privateGetUser(params)
          result = {'info': response}
          currencies = list(self.currencies.keys())
          for i in range(0, len(currencies)):
              code = currencies[i]
              currencyId = self.currencyId(code)
              free = 'balance_' + currencyId
              if free in response:
                  account = self.account()
                  used = 'locked_' + currencyId
                  account['free'] = self.safe_float(response, free)
                  account['used'] = self.safe_float(response, used)
                  result[code] = account
          return self.parse_balance(result)
  
      async def fetch_order_book(self, symbol, limit=None, params={}):
          await self.load_markets()
          request = {
              'id': self.market_id(symbol),
          }
          response = await self.publicGetDataIdDepth(self.extend(request, params))
          return self.parse_order_book(response, None, 'bids', 'asks', 'price', 'amount')
  
      async def fetch_ticker(self, symbol, params={}):
          request = {
              'id': self.market_id(symbol),
          }
          ticker = await self.publicGetDataIdTicker(self.extend(request, params))
          timestamp = self.safe_integer(ticker, 'at')
          if timestamp is not None:
              timestamp *= 1000
          vwap = self.safe_float(ticker, 'vwap')
          baseVolume = self.safe_float(ticker, 'volume')
          quoteVolume = None
          if baseVolume is not None and vwap is not None:
              quoteVolume = baseVolume * vwap
          last = self.safe_float(ticker, 'price')
          return {
              'symbol': symbol,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'high': self.safe_float(ticker, 'high'),
              'low': self.safe_float(ticker, 'low'),
              'bid': self.safe_float(ticker, 'bid'),
              'bidVolume': None,
              'ask': self.safe_float(ticker, 'ask'),
              'askVolume': None,
              'vwap': vwap,
              'open': self.safe_float(ticker, 'open'),
              'close': last,
              'last': last,
              'previousClose': None,
              'change': None,
              'percentage': self.safe_float(ticker, 'variation'),
              'average': None,
              'baseVolume': baseVolume,
              'quoteVolume': quoteVolume,
              'info': ticker,
          }
  
      def parse_trade(self, trade, market):
          timestamp = self.safe_integer(trade, 'created_at_int')
          if timestamp is not None:
              timestamp *= 1000
          id = self.safe_string(trade, 'uuid')
          symbol = None
          if market is not None:
              symbol = market['symbol']
          side = self.safe_string(trade, 'side')
          price = self.safe_float(trade, 'price')
          amountField = 'traded_' + market['base'].lower()
          amount = self.safe_float(trade, amountField)
          cost = None
          if price is not None:
              if amount is not None:
                  cost = amount * price
          return {
              'info': trade,
              'id': id,
              'order': None,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'symbol': symbol,
              'type': None,
              'side': side,
              'takerOrMaker': None,
              'price': price,
              'amount': amount,
              'cost': cost,
              'fee': None,
          }
  
      async def fetch_trades(self, symbol, since=None, limit=None, params={}):
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'id': market['id'],
          }
          response = await self.publicGetDataIdTrades(self.extend(request, params))
          return self.parse_trades(response, market, since, limit)
  
      async def create_order(self, symbol, type, side, amount, price=None, params={}):
          await self.load_markets()
          request = {
              'type': self.capitalize(type) + 'Order',
              'currency': self.market_id(symbol),
              'direction': side,
              'amount': amount,
          }
          if type != 'market':
              request['price'] = price
          response = await self.privatePostUserOrders(self.extend(request, params))
          return {
              'info': response,
              'id': response['uuid'],
          }
  
      async def cancel_order(self, id, symbol=None, params={}):
          request = {
              'UUID': id,
          }
          return await self.privateDeleteUserOrdersUUIDCancel(self.extend(request, params))
  
      def sign(self, path, api='public', method='GET', params={}, headers=None, body=None):
          url = self.urls['api'] + '/' + self.version + '/' + self.implode_params(path, params)
          query = self.omit(params, self.extract_params(path))
          if api == 'public':
              if query:
                  url += '?' + self.urlencode(query)
          else:
              self.check_required_credentials()
              nonce = str(self.nonce())
              auth = nonce + url
              if method == 'POST':
                  if query:
                      body = self.json(query)
                      auth += body
              headers = {
                  'Api-Key': self.apiKey,
                  'Api-Signature': self.hmac(self.encode(auth), self.encode(self.secret)),
                  'Api-Nonce': nonce,
                  'Content-Type': 'application/json',
              }
          return {'url': url, 'method': method, 'body': body, 'headers': headers}
  
      async def request(self, path, api='public', method='GET', params={}, headers=None, body=None):
          response = await self.fetch2(path, api, method, params, headers, body)
          if 'errors' in response:
              raise ExchangeError(self.id + ' ' + self.json(response))
          return response
  