Method on_dt_changed

zipline/algorithm.py:1461–1470

Callback triggered by the simulation loop whenever the current dt changes. Any logic that should happen exactly once at the start of each datetime group should happen here.

(self, dt)

        self.logger = logger

    def on_dt_changed(self, dt):
        """
        Callback triggered by the simulation loop whenever the current dt
        changes.

        Any logic that should happen exactly once at the start of each datetime
        group should happen here.
        """
        self.datetime = dt
        self.blotter.set_date(dt)

    @api_method
    @preprocess(tz=coerce_string(pytz.timezone))