Reformat and remove stale debugging

core/util/logs.py

@@ -1,9 +1,15 @@
 # Other library imports
 import logging
+import os
 
 log = logging.getLogger("util")
 
-debug = True
+debug = str(os.getenv("GIA_DEBUG_LOGS", "0")).strip().lower() in {
+    "1",
+    "true",
+    "yes",
+    "on",
+}
 
 # Color definitions
 BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8)
@@ -49,20 +55,26 @@ def get_logger(name):
     color_formatter = ColoredFormatter(COLOR_FORMAT)
     # formatter = logging.Formatter(
 
-    # Why is this so complicated?
-    ch = logging.StreamHandler()
-    ch.setLevel(logging.INFO)
-    # ch.setFormatter(formatter)
-    ch.setFormatter(color_formatter)
-
     # Define the logger on the base class
     log = logging.getLogger(name)
     log.setLevel(logging.INFO)
     if debug:
         log.setLevel(logging.DEBUG)
-        ch.setLevel(logging.DEBUG)
 
-    # Add the handler and stop it being silly and printing everything twice
-    log.addHandler(ch)
+    # Add exactly one stream handler per logger to avoid duplicate lines.
+    existing_handler = None
+    for handler in log.handlers:
+        if getattr(handler, "_gia_logger_handler", False):
+            existing_handler = handler
+            break
+
+    if existing_handler is None:
+        ch = logging.StreamHandler()
+        ch._gia_logger_handler = True
+        ch.setFormatter(color_formatter)
+        log.addHandler(ch)
+        existing_handler = ch
+
+    existing_handler.setLevel(logging.DEBUG if debug else logging.INFO)
     log.propagate = False
     return log