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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:
 async def amiUsage(self, *args, **kwargs):
 """ See the list of AMIs and their usage List AMIs and their usage by returning a list of objects in the form: { region: string volumetype: string lastused: timestamp } This method is ``experimental`` """


        return await self._makeApiCall(self.funcinfo["amiUsage"], *args, **kwargs)