Update app.py

app.py

@@ -164,7 +164,11 @@ def create_video_thread(
             raise gr.Error("Could not fetch transcript. The video might not have one, or it could be private.")
         
         transcript_arr = [
-            f"{chunk.text.strip().replace("\n", " ")} [{ms_to_hhmmss(int(chunk.offset))} - {ms_to_hhmmss(int(chunk.offset) + int(chunk.duration))}]"
+            "{} [{} - {}]".format(
+                chunk.text.strip().replace("\n", " "),
+                ms_to_hhmmss(int(chunk.offset)),
+                ms_to_hhmmss(int(chunk.offset) + int(chunk.duration))
+            )
             for chunk in transcript.content
         ]