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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 home_save_percentage(self):
 """ Returns a ``float`` of the percentage of shots the home team saved. Percentage ranges from 0-1. """

        try:
            save_pct = float(self.home_saves) / float(self.away_shots_on_goal)
            return round(save_pct, 3)
        except ZeroDivisionError:
            return 0.0