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

* may now contain `LazyList`s * resolves #31999
2 years ago · d6ae3b77cd
parent 9f4d83ff42
commit d6ae3b77cd
1 changed files with 1 additions and 1 deletions
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@ -1399,7 +1399,7 @@ class YoutubeDL(object):
            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)