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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 list(self):
 """Lists already deployed lambdas"""

        for function in self.client.list_functions().get('Functions', []):
            lines = json.dumps(function, indent=4, sort_keys=True).split('\n')
            for line in lines:
                logger.info(line)