Merge pull request #1689 from MarcAbonce/images_fixes

        try:

            metadata = loads(result)

            img_format = "{0} {1}x{2}".format(metadata['ity'], str(metadata['ow']), str(metadata['oh']))

            source = "{0} ({1})".format(metadata['st'], metadata['isu'])

            img_format = metadata.get('ity', '')

            img_width = metadata.get('ow', '')

            img_height = metadata.get('oh', '')

            if img_width and img_height:

                img_format += " {0}x{1}".format(img_width, img_height)

            source = metadata.get('st', '')

            source_url = metadata.get('isu', '')

            if source_url:

                source += " ({0})".format(source_url)

            results.append({'url': metadata['ru'],

                            'title': metadata['pt'],

                            'content': metadata['s'],

                            'content': metadata.get('s', ''),

                            'source': source,

                            'img_format': img_format,

                            'thumbnail_src': metadata['tu'],