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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 _sync_reminders(self, reminders_json):
 """"Populate the user's reminders from a JSON encoded list."""

        for reminder_json in reminders_json:
            reminder_id = reminder_json['id']
            task_id = reminder_json['item_id']
            if task_id not in self.tasks:
                # ignore orphan reminders
                continue
            task = self.tasks[task_id]
            self.reminders[reminder_id] = Reminder(reminder_json, task)