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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 get_lambda_function_versions(self, function_name):
 """ Simply returns the versions available for a Lambda function, given a function name. """

        try:
            response = self.lambda_client.list_versions_by_function(
                FunctionName=function_name
            )
            return response.get('Versions', [])
        except Exception:
            return []