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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 dynamize_value(self, val):
 """ Take a scalar Python value and return a dict consisting of the Amazon DynamoDB type specification and the value that needs to be sent to Amazon DynamoDB. If the type of the value is not supported, raise a TypeError """

        def _str(val):
            """
            DynamoDB stores booleans as numbers. True is 1, False is 0.
            This function converts Python booleans into DynamoDB friendly
            representation.
            """
            if isinstance(val, bool):
                return str(int(val))
            return str(val)

        dynamodb_type = self.get_dynamodb_type(val)
        if dynamodb_type == 'N':
            val = {dynamodb_type : _str(val)}
        elif dynamodb_type == 'S':
            val = {dynamodb_type : val}
        elif dynamodb_type == 'NS':
            val = {dynamodb_type : [ str(n) for n in val]}
        elif dynamodb_type == 'SS':
            val = {dynamodb_type : [ n for n in val]}
        return val