def reset
@block_device_mapping = {}
@network_interface = {}
@context = []
@contexts = ['blockDeviceMapping', 'groupSet', 'iamInstanceProfile', 'instancesSet', 'instanceState', 'networkInterfaceSet', 'placement', 'productCodes', 'stateReason', 'tagSet']
@instance = { 'blockDeviceMapping' => [], 'networkInterfaces' => [], 'iamInstanceProfile' => {}, 'instanceState' => {}, 'monitoring' => {}, 'placement' => {}, 'productCodes' => [], 'stateReason' => {}, 'tagSet' => {} }
@reservation = { 'groupIds' => [], 'groupSet' => [], 'instancesSet' => [] }
@response = { 'reservationSet' => [] }
@tag = {}
end