<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _tracker(self, _observer_, _self_, *args, **kwds):
 """ Injected constructor for tracked classes. Call the actual constructor of the object and track the object. Attach to the object before calling the constructor to track the object with the parameters of the most specialized class. """

        self.track_object(_self_,
                          name=_observer_.name,
                          resolution_level=_observer_.detail,
                          keep=_observer_.keep,
                          trace=_observer_.trace)
        _observer_.init(_self_, *args, **kwds)