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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 contains(self, point):
 """ Tests if a point on or within a bounding box. Returns: boolean """

    return (
          point[0] >= self.minpt[0] 
      and point[1] >= self.minpt[1]
      and point[2] >= self.minpt[2] 
      and point[0] <= self.maxpt[0] 
      and point[1] <= self.maxpt[1]
      and point[2] <= self.maxpt[2]
    )