Fix #324

Co-authored-by: Mizaki <jinxybob@hotmail.com>

comictaggerlib/comicvinetalker.py

@@ -777,7 +777,7 @@ class ComicVineTalker:
         # This async version requires the issue page url to be provided!
         self.issue_id = issue_id
         url_list = self.fetch_cached_alternate_cover_urls(issue_id)
-        if url_list is not None:
+        if url_list:
             ComicVineTalker.alt_url_list_fetch_complete(url_list)
             return
 

comictaggerlib/coverimagewidget.py

@@ -215,7 +215,7 @@ class CoverImageWidget(QtWidgets.QWidget):
             comic_vine.async_fetch_alternate_cover_urls(utils.xlate(self.issue_id), cast(str, issue_page_url))
 
     def alt_cover_url_list_fetch_complete(self, url_list: list[str]) -> None:
-        if len(url_list) > 0:
+        if url_list:
             self.url_list.extend(url_list)
             self.imageCount = len(self.url_list)
         self.update_controls()