Merge branch 'danielsilverstone-ct/plugin-destroy-debug-to-stderr' into 'master'

plugin.py: Redirect DEBUG from `__del__` to `sys.stderr`

See merge request BuildStream/buildstream!944

1 files changed, 2 insertions, 1 deletions

diff --git a/buildstream/plugin.py b/buildstream/plugin.py
index 1b021d4b4..00e0ed795 100644
--- a/buildstream/plugin.py
+++ b/buildstream/plugin.py
@@ -111,6 +111,7 @@ Class Reference
 
 import os
 import subprocess
+import sys
 from contextlib import contextmanager
 from weakref import WeakValueDictionary
 
@@ -190,7 +191,7 @@ class Plugin():
         # Dont send anything through the Message() pipeline at destruction time,
         # any subsequent lookup of plugin by unique id would raise KeyError.
         if self.__context.log_debug:
-            print("DEBUG: Destroyed: {}".format(self))
+            sys.stderr.write("DEBUG: Destroyed: {}\n".format(self))
 
     def __str__(self):
         return "{kind} {typetag} at {provenance}".format(