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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 find_uuid(self, obj, column_name):
 """ Find uuid. Parameters obj : ??? the object returned by the MDAL Query column_name : str input point returned from MDAL Query Returns ------- str the uuid that correlates with the data """


        keys = obj.context.keys()

        for i in keys:
            if column_name in obj.context[i]['?point']:
                uuid = i

        return i