text: # -*- coding: utf-8 -*-
  from gryphon.lib.exchange.bitstamp_btc_usd import BitstampBTCUSDExchange
  from gryphon.lib.money import Money
  
  
  class BitstampETHUSDExchange(BitstampBTCUSDExchange):
      def __init__(self, session=None, configuration=None):
          super(BitstampETHUSDExchange, self).__init__(session)
  
          self.name = u'BITSTAMP_ETH_USD'
          self.friendly_name = u'Bitstamp ETH-USD'
          self.currency = u'USD'
          self.volume_currency = 'ETH'
  
          self.fiat_balance_tolerance = Money('0.0001', 'USD')
          self.volume_balance_tolerance = Money('0.00000001', 'ETH')
          self.min_order_size = Money('0.001', 'ETH')
  
          if configuration:
              self.configure(configuration)
  
          # Endpoints.
          # TODO: Implement deposit/withdrawal urls for bitstamp eth usd.
          self.withdrawl_requests_url = ''
          self.deposit_address_url = ''
  
          self.ticker_url = 'ticker/ethusd/'
          self.orderbook_url = 'order_book/ethusd/'
          self.buy_url = 'buy/ethusd/'
          self.sell_url = 'sell/ethusd/'
          self.open_orders_url = 'open_orders/ethusd/'
          self.trade_status_url = 'user_transactions/ethusd/'
          self.balance_url = 'balance/'
          self.trade_cancel_url = 'cancel_order/'
  
  