def __init__(self, prices, name, holdings = None, risk_mgmt_active = False, risk_mgmt_periods = None, risk_mgmt_inequality = None, risk_mgmt_method = None): Backtest.__init__(self, prices, name, holdings = None, risk_mgmt_active = False, risk_mgmt_periods = None, risk_mgmt_inequality = None, risk_mgmt_method = None):