code: def file_zip(self, keys, confirm_download=None, meta_only=None):
          
          return self.request('file/zip', QueryParams({
              'keys': keys,
              'confirm_download': confirm_download,
              'meta_only': meta_only
          }))
docs: file/zip
  
          http://www.mediafire.com/developers/core_api/1.3/file/#zip