# File lib/fog/aws/models/iam/policies.rb, line 14
        def all(options={})
          requires_one :username, :group_name

          policies = if self.username
                       all_by_user(self.username, options)
                     else self.group_name
                       all_by_group(self.group_name, options)
                     end

          load(policies) # data is an array of attribute hashes
        end