[Bug]: Can't handle chapter & lecture names with backtick "`"

[914840]

What happened?

Freeze at Merging video and audio, this might take a minute when downloading lectures that have backtick in their chapter/lecture name.

[12:18:31] [udemy-downloader] [handle_segments:1249] INFO: > Lecture Tracks Downloaded
[12:18:31] [udemy-downloader] [handle_segments:1260] INFO: KID for video file is: xxx
[12:18:31] [udemy-downloader] [handle_segments:1267] INFO: KID for audio file is: xxx
[12:18:31] [udemy-downloader] [handle_segments:1306] INFO: > Merging video and audio, this might take a minute...

Replace backticks like this fix the problem:

> git diff main.py
diff --git a/main.py b/main.py
index affcdc8..08d965e 100644
--- a/main.py
+++ b/main.py
@@ -1191,6 +1191,7 @@ def mux_process(
     transcode = "-hwaccel cuda -hwaccel_output_format cuda" if use_nvenc else ""
     audio_decryption_arg = f"-decryption_key {audio_key}" if audio_key is not None else ""
     video_decryption_arg = f"-decryption_key {video_key}" if video_key is not None else ""
+    video_title = video_title.replace("`","")

     if os.name == "nt":
         if use_h265:
@@ -1608,7 +1609,7 @@ def parse_new(udemy: Udemy, udemy_object: dict):
         os.mkdir(course_dir)

     for chapter in udemy_object.get("chapters"):
-        chapter_title = chapter.get("chapter_title")
+        chapter_title = chapter.get("chapter_title").replace("`","")
         chapter_index = chapter.get("chapter_index")
         chapter_dir = os.path.join(course_dir, chapter_title)
         if not os.path.exists(chapter_dir):

Expected Result

• Handle names with backtick and merge files properly.

Branch

master/main

What operating systems are you seeing the problem on?

Linux/Unix

Relevant log output

No response

Other information

No response