def generate_orders(self,
target_datetime,
lookback=0,
cash=1000000,
buffer_days=0,
portfolio=Portfolio()):
""" Generates orders for a given day. Useful for generating trade
orders for a your personal account.
Args:
target_datetime (datetime): The datetime you want to
generate orders for.
lookback (int): Number of trading days you want data for before the
(target_datetime - buffer_days)
cash (int): Amount of starting cash
buffer_days (int): number of trading days you want extra data
generated for. Acts as a data start date.
portfolio (prophet.portfolio.Portfolio): Starting portfolio
"""
target_datetime_index = trading_days.get_loc(target_datetime)
start = trading_days[target_datetime_index - buffer_days]
data = self._generate_data(start, target_datetime, lookback)
prices = data.get('prices')
if prices is None:
raise ProphetException("Price data is required to run a backtest. "
"Please add a data generator with the name "
"property set to 'prices'.")
return self._order_generator.run(prices=prices,
data=data,
timestamp=target_datetime,
cash=cash,
portfolio=portfolio)
def generate_orders(self,
target_datetime,
lookback=0,
cash=1000000,
buffer_days=0,
portfolio=Portfolio()):
""" Generates orders for a given day. Useful for generating trade
orders for a your personal account.
Args:
target_datetime (datetime): The datetime you want to
generate orders for.
lookback (int): Number of trading days you want data for before the
(target_datetime - buffer_days)
cash (int): Amount of starting cash
buffer_days (int): number of trading days you want extra data
generated for. Acts as a data start date.
portfolio (prophet.portfolio.Portfolio): Starting portfolio
"""
target_datetime_index = trading_days.get_loc(target_datetime)
start = trading_days[target_datetime_index - buffer_days]
data = self._generate_data(start,
target_datetime,
lookback)
prices = data.get('prices')
if prices is None:
raise ProphetException("Price data is required to run a backtest. "
"Please add a data generator with the name "
"property set to 'prices'.")
return self._order_generator.run(prices=prices,
data=data,
timestamp=target_datetime,
cash=cash,
portfolio=portfolio)
def get_data_start(self, start, lookback):
start_index = trading_days.get_loc(start)
return trading_days[start_index - lookback]
def get_data_start(self, start, lookback):
start_index = trading_days.get_loc(start)
return trading_days[start_index - lookback]
