Fix Windows AttributeError: 'NoneType' object has no attribute 'encoding' (#9496)

Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>
Co-authored-by: UltralyticsAssistant <web@ultralytics.com>

ultralytics/utils/__init__.py

@@ -230,37 +230,42 @@ def plt_settings(rcparams=None, backend="Agg"):
     return decorator
 
 
-def set_logging(name=LOGGING_NAME, verbose=True):
+def set_logging(name="LOGGING_NAME", verbose=True):
-    """Sets up logging for the given name with UTF-8 encoding support."""
+    """Sets up logging for the given name with UTF-8 encoding support, ensuring compatibility across different
+    environments.
+    """
     level = logging.INFO if verbose and RANK in {-1, 0} else logging.ERROR  # rank in world for Multi-GPU trainings
 
-    # Configure the console (stdout) encoding to UTF-8
+    # Configure the console (stdout) encoding to UTF-8, with checks for compatibility
     formatter = logging.Formatter("%(message)s")  # Default formatter
-    if WINDOWS and sys.stdout.encoding != "utf-8":
+    if WINDOWS and hasattr(sys.stdout, "encoding") and sys.stdout.encoding != "utf-8":
+
+        class CustomFormatter(logging.Formatter):
+            def format(self, record):
+                """Sets up logging with UTF-8 encoding and configurable verbosity."""
+                return emojis(super().format(record))
+
         try:
+            # Attempt to reconfigure stdout to use UTF-8 encoding if possible
             if hasattr(sys.stdout, "reconfigure"):
                 sys.stdout.reconfigure(encoding="utf-8")
+            # For environments where reconfigure is not available, wrap stdout in a TextIOWrapper
             elif hasattr(sys.stdout, "buffer"):
                 import io
 
                 sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding="utf-8")
             else:
-                sys.stdout.encoding = "utf-8"
+                formatter = CustomFormatter("%(message)s")
         except Exception as e:
             print(f"Creating custom formatter for non UTF-8 environments due to {e}")
+            formatter = CustomFormatter("%(message)s")
 
-            class CustomFormatter(logging.Formatter):
+    # Create and configure the StreamHandler with the appropriate formatter and level
-                def format(self, record):
-                    """Sets up logging with UTF-8 encoding and configurable verbosity."""
-                    return emojis(super().format(record))
-
-            formatter = CustomFormatter("%(message)s")  # Use CustomFormatter to eliminate UTF-8 output as last recourse
-
-    # Create and configure the StreamHandler
     stream_handler = logging.StreamHandler(sys.stdout)
     stream_handler.setFormatter(formatter)
     stream_handler.setLevel(level)
 
+    # Set up the logger
     logger = logging.getLogger(name)
     logger.setLevel(level)
     logger.addHandler(stream_handler)