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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 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)