[downloader/fragment] Make single thread download work for --live-from-start (#3446)

Authored by: Lesmiscore

diff --git a/yt_dlp/downloader/fragment.py b/yt_dlp/downloader/fragment.py
index 9012a1795b1f12eb9ad42d3c3d7cea17d6265017..2a97cfd16127d9c3ebb01e998f626d1132c01480 100644 (file)
--- a/yt_dlp/downloader/fragment.py
+++ b/yt_dlp/downloader/fragment.py
@@ -521,8 +521,13 @@ def _download_fragment(fragment):
             for fragment in fragments:
                 if not interrupt_trigger[0]:
                     break
-                download_fragment(fragment, ctx)
-                result = append_fragment(decrypt_fragment(fragment, self._read_fragment(ctx)), fragment['frag_index'], ctx)
+                try:
+                    download_fragment(fragment, ctx)
+                    result = append_fragment(decrypt_fragment(fragment, self._read_fragment(ctx)), fragment['frag_index'], ctx)
+                except KeyboardInterrupt:
+                    if info_dict.get('is_live'):
+                        break
+                    raise
                 if not result:
                     return False