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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 midpoint(self):
 """Calculate the midpoint between locations in segments. Returns: list of Point: Groups of midpoint between points in segments """

        midpoints = []
        for segment in self:
            if len(segment) < 2:
                midpoints.append([])
            else:
                midpoints.append(segment.midpoint())
        return midpoints