Set a limit on the minimum leverage of the algorithm.

        Parameters
        ----------
        min_leverage : float
            The minimum leverage for the algorithm.
        grace_period : pd.Timedelta
            The offset from the start date used to enforce a minimum leverage.

def set_min_leverage(self, min_leverage, grace_period):
        """Set a limit on the minimum leverage of the algorithm.

        Parameters
        ----------
        min_leverage : float
            The minimum leverage for the algorithm.
        grace_period : pd.Timedelta
            The offset from the start date used to enforce a minimum leverage.
        """
        deadline = self.sim_params.start_session + grace_period
        control = MinLeverage(min_leverage, deadline)
        self.register_account_control(control)