[#2850] Fix duplicate ui log entries

2016-10-25 21:08:54 +01:00 · 2016-10-25 21:08:54 +01:00 · 16da4d851e
parent a5bc73f0b3
commit 16da4d851e
1 changed files with 8 additions and 1 deletions
--- a/deluge/log.py
+++ b/deluge/log.py
@ -151,7 +151,14 @@ def setup_logger(level="error", filename=None, filemode="w", logrotate=None, twi
    )

    handler.setFormatter(formatter)
-    root_logger.addHandler(handler)
+
+    # Check for existing handler to prevent duplicate logging.
+    if root_logger.handlers:
+        for handle in root_logger.handlers:
+            if not isinstance(handle, type(handler)):
+                root_logger.addHandler(handler)
+    else:
+        root_logger.addHandler(handler)
    root_logger.setLevel(level)

    if twisted_observer: