<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def load(self):
 """a private method that loads an estimator object from the filesystem"""

        if self.is_file_persisted:
            self.object_file.open()
            temp = dill.loads(self.object_file.read())
            self.set_object(temp)
            self.object_file.close()