[YouTube] Avoid crash in author extraction

ytdl-org · Jun 22, 2023 · fa7f0ef · fa7f0ef
1 parent ebdc82c
commit fa7f0ef
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
@@ -448,7 +448,7 @@ def _extract_author_var(self, webpage, var_name,
             extract_attributes(self._search_regex(
                 r'''(?s)(<link\b[^>]+\bitemprop\s*=\s*("|')%s\2[^>]*>)'''
                 % re.escape(var_name),
-                get_element_by_attribute('itemprop', 'author', webpage) or '',
+                get_element_by_attribute('itemprop', 'author', webpage or '') or '',
                 'author link', default='')),
             paths[var_name][0])