def __init__(self, options, percentage_to_trade=1, start_by_buying=True, starting_amount=100):
'''
Pre: options is an instance of QuadrigaOptions and must have pair and ticker set.
Post: self.is_test = True until authenticate() is called
'''
# Trader is in test mode by default.
# minimum_trade is the minimum amount of assets that can be sold on a trade.
Trader.__init__(self, True, options.minimum_trade, options.ticker)
# Will be set to a number (order ID) when an order is placed.
self._waiting_for_order_to_fill = None
# In test mode: Is used to prevent the same transaction from being counted twice.
self._last_simulation_transaction_check = 0
# In test mode: tracks how much the trader's order has been filled.
self._expecting_simulation_balance = 0
self._expecting_simulation_assets = 0
self._filled_simulation_balance = 0
self._filled_simulation_assets = 0
# Used when aborting to determine if any positions need to be closed.
self._active_buy_order = False
self._active_sell_order = False
self.major_currency = options.major_currency
self.minor_currency = options.minor_currency
self.percentage_to_trade = Decimal(percentage_to_trade)
self.amount_precision = options.amount_precision
self.price_precision = options.price_precision
self.start_by_buying = start_by_buying
with localcontext() as context:
context.prec = 8
if self.start_by_buying:
self.balance = Decimal(starting_amount)
self.assets = Decimal(0)
else:
self.balance = Decimal(0)
self.assets = Decimal(starting_amount)
self.post_fee = Decimal(1) - Decimal(options.fee)
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