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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):
 """ Return a point guranteed to fall within this range, hopefully near the middle. """

        minpoint = self.leftedge

        if self.leftop is gt:
            minpoint += 1
    
        maxpoint = self.rightedge

        if self.rightop is lt:
            maxpoint -= 1

        if minpoint is None:
            return maxpoint
            
        elif maxpoint is None:
            return minpoint
            
        else:
            return (minpoint + maxpoint) / 2