Redirect output to devnull

Fixes Textualize#2877, Textualize#2878 and Textualize#2879.
alexiri · Jul 2, 2023 · 62b106d · 62b106d
1 parent 21d0916
commit 62b106d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/textual/app.py b/src/textual/app.py
@@ -1978,8 +1978,8 @@ async def invoke_ready_callback() -> None:
                                 with redirect_stdout(redirector):  # type: ignore
                                     await run_process_messages()
                         else:
-                            with redirect_stderr(None):
-                                with redirect_stdout(None):
+                            with redirect_stderr(open(os.devnull, 'w')):
+                                with redirect_stdout(open(os.devnull, 'w')):
                                     await run_process_messages()
 
                 finally: