Merge b2c559d into bde125b

plugin/core/logging.py

@@ -1,7 +1,9 @@
 import traceback
+from threading import Lock
 
 log_debug = False
 log_exceptions = True
+mutex = Lock()
 
 
 def set_debug_logging(logging_enabled: bool) -> None:
@@ -17,18 +19,21 @@ def set_exception_logging(logging_enabled: bool) -> None:
 def debug(*args):
     """Print args to the console if the "debug" setting is True."""
     if log_debug:
-        printf(*args)
+        with mutex:
+            printf(*args)
 
 
 def exception_log(message: str, ex) -> None:
     if log_exceptions:
-        print(message)
-        ex_traceback = ex.__traceback__
-        print(''.join(traceback.format_exception(ex.__class__, ex, ex_traceback)))
+        with mutex:
+            print(message)
+            ex_traceback = ex.__traceback__
+            print(''.join(traceback.format_exception(ex.__class__, ex, ex_traceback)))
 
 
 def server_log(server_name, *args) -> None:
-    printf(*args, prefix=server_name)
+    with mutex:
+        printf(*args, prefix=server_name)
 
 
 def printf(*args, prefix='LSP'):