text: # -*- coding: utf-8 -*-
  # Copyright (c) 2012 Thomas Parslow http://almostobsolete.net/
  #
  # Permission is hereby granted, free of charge, to any person obtaining a
  # copy of this software and associated documentation files (the
  # "Software"), to deal in the Software without restriction, including
  # without limitation the rights to use, copy, modify, merge, publish, dis-
  # tribute, sublicense, and/or sell copies of the Software, and to permit
  # persons to whom the Software is furnished to do so, subject to the fol-
  # lowing conditions:
  #
  # The above copyright notice and this permission notice shall be included
  # in all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
  # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
  # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  # IN THE SOFTWARE.
  #
  import json
  
  class GlacierResponse(dict):
      """
      Represents a response from Glacier layer1. It acts as a dictionary
      containing the combined keys received via JSON in the body (if
      supplied) and headers.
      """
      def __init__(self, http_response, response_headers):
          self.http_response = http_response
          self.status = http_response.status
          self[u'RequestId'] = http_response.getheader('x-amzn-requestid')
          if response_headers:
              for header_name, item_name in response_headers:
                  self[item_name] = http_response.getheader(header_name)
          if http_response.getheader('Content-Type') == 'application/json':
              body = json.loads(http_response.read())
              self.update(body)
          size = http_response.getheader('Content-Length', None)
          if size is not None:
              self.size = size
          
      def read(self, amt=None):
          "Reads and returns the response body, or up to the next amt bytes."
          return self.http_response.read(amt)
  