[core] Avoid deepcopy of ctx dict (fix f35b757)

* may now contain `LazyList`s * resolves #31999
ytdl-org · Apr 6, 2023 · d6ae3b7 · d6ae3b7
1 parent 9f4d83f
commit d6ae3b7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
@@ -1399,7 +1399,7 @@ def selector_function(ctx):
             filters = [self._build_format_filter(f) for f in selector.filters]
 
             def final_selector(ctx):
-                ctx_copy = copy.deepcopy(ctx)
+                ctx_copy = dict(ctx)
                 for _filter in filters:
                     ctx_copy['formats'] = list(filter(_filter, ctx_copy['formats']))
                 return selector_function(ctx_copy)