Avoid printing caching message if write-to-movie is false

manim/_config/default.cfg

@@ -18,7 +18,7 @@
 notify_outdated_version = True
 
 # -w, --write_to_movie
-write_to_movie = True
+write_to_movie = False
 
 format = mp4
 

manim/cli/render/output_options.py

@@ -21,10 +21,11 @@
         help="Zero padding for PNG file names.",
     ),
     option(
+        "-w",
         "--write_to_movie",
         is_flag=True,
         default=None,
-        help="Write the video rendered with opengl to a file.",
+        help="Write the video to a file.",
     ),
     option(
         "--media_dir",

manim/manager.py

@@ -225,6 +225,8 @@ def _write_hashed_movie_file(self) -> None:
         Essentially, a series of methods that need to be called to successfully
         render a frame.
         """
+        if not config.write_to_movie:
+            return
 
         if config.disable_caching:
             if not config.disable_caching_warning: