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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_api_key(self, api_key_id):
 """Get API key details for key registered in organisation. :param str api_key_id: The ID of the API key to be updated (Required) :returns: API key object :rtype: ApiKey """

        api = self._get_api(iam.DeveloperApi)
        return ApiKey(api.get_api_key(api_key_id))