fix: stop logger teardown from closing process stdout

launch/utilities/logger.py

@@ -9,6 +9,25 @@
 import io, sys
 from rich.console import Console
 
+# A fresh TextIOWrapper around sys.stdout.buffer per setup_logger call closes
+# the underlying buffer (= process stdout) once the wrapper is garbage
+# collected after clean_logger removes the handler. The next setup_logger call
+# in the same process (e.g. the organize stage after the setup stage) then
+# fails with "ValueError: I/O operation on closed file". Share a single,
+# never-collected console instead.
+_shared_console: Console | None = None
+
+
+def _get_shared_console() -> Console:
+    global _shared_console
+    if _shared_console is None:
+        # Wrap stdout in a UTF-8 TextIOWrapper; replace any bad chars defensively
+        utf8_stdout = io.TextIOWrapper(
+            sys.stdout.buffer, encoding="utf-8", errors="replace"
+        )
+        _shared_console = Console(file=utf8_stdout, soft_wrap=True)
+    return _shared_console
+
 
 def setup_logger(instance_id: str, log_file: Path | list[Path], printing: bool = True) -> logging.Logger:
     """
@@ -43,10 +62,7 @@ def setup_logger(instance_id: str, log_file: Path | list[Path], printing: bool =
     # logger.addHandler(ch)
     # add rich handler
     if printing:
-        # Wrap stdout in a UTF-8 TextIOWrapper; replace any bad chars defensively
-        utf8_stdout = io.TextIOWrapper(sys.stdout.buffer, encoding="utf-8", errors="replace")
-        console = Console(file=utf8_stdout, soft_wrap=True)
-        rh = RichHandler(console=console, rich_tracebacks=True, show_path=False)
+        rh = RichHandler(console=_get_shared_console(), rich_tracebacks=True, show_path=False)
         rh.setLevel(logging.INFO)
         logger.addHandler(rh)
     return logger