class AWS::Core::Resource

def inspect
  identifiers = []
  resource_identifiers.each do |key, value|
    if attr = self.class.attributes.values.find{|a| a.from == key }
      identifiers << "#{attr.name}:#{value}"
    else
      identifiers << "#{key}:#{value}"
    end
  end
  "<#{self::class} #{identifiers.join(' ')}>"
end