def get_stages(restApiId=None, deploymentId=None):
    """
    Gets information about one or more  Stage resources.
    See also: AWS API Documentation
    
    
    :example: response = client.get_stages(
        restApiId='string',
        deploymentId='string'
    )
    
    
    :type restApiId: string
    :param restApiId: [REQUIRED]
            The stages' API identifiers.
            

    :type deploymentId: string
    :param deploymentId: The stages' deployment identifiers.

    :rtype: dict
    :return: {
        'item': [
            {
                'deploymentId': 'string',
                'clientCertificateId': 'string',
                'stageName': 'string',
                'description': 'string',
                'cacheClusterEnabled': True|False,
                'cacheClusterSize': '0.5'|'1.6'|'6.1'|'13.5'|'28.4'|'58.2'|'118'|'237',
                'cacheClusterStatus': 'CREATE_IN_PROGRESS'|'AVAILABLE'|'DELETE_IN_PROGRESS'|'NOT_AVAILABLE'|'FLUSH_IN_PROGRESS',
                'methodSettings': {
                    'string': {
                        'metricsEnabled': True|False,
                        'loggingLevel': 'string',
                        'dataTraceEnabled': True|False,
                        'throttlingBurstLimit': 123,
                        'throttlingRateLimit': 123.0,
                        'cachingEnabled': True|False,
                        'cacheTtlInSeconds': 123,
                        'cacheDataEncrypted': True|False,
                        'requireAuthorizationForCacheControl': True|False,
                        'unauthorizedCacheControlHeaderStrategy': 'FAIL_WITH_403'|'SUCCEED_WITH_RESPONSE_HEADER'|'SUCCEED_WITHOUT_RESPONSE_HEADER'
                    }
                },
                'variables': {
                    'string': 'string'
                },
                'documentationVersion': 'string',
                'createdDate': datetime(2015, 1, 1),
                'lastUpdatedDate': datetime(2015, 1, 1)
            },
        ]
    }
    
    
    :returns: 
    (string) --
    (string) --
    
    
    
    """
    pass
