    # File lib/fog/linode/requests/compute/avail_linodeplans.rb, line 15
            def avail_linodeplans(linodeplan_id = nil)
              options = {}
              if linodeplan_id
                options.merge!(:planId => linodeplan_id)
              end
              result = request(
                :expects  => 200,
                :method   => 'GET',
                :query    => { :api_action => 'avail.linodeplans' }.merge!(options)
              )

              #hack for plans not filtering by id like they should above, remove when they fix it.
              result.body["DATA"] = result.body["DATA"].select { |item| item['PLANID'] == linodeplan_id } if linodeplan_id
              result
            end