Lock LoggingHandler.clear

Author: NoahStapp

.evergreen/scripts/run_tests.py

@@ -173,6 +173,7 @@ def run() -> None:
         return
 
     # Run local tests.
+    print(f"Running tests with args: {TEST_ARGS + sys.argv[1:]}")
     ret = pytest.main(TEST_ARGS + sys.argv[1:])
     if ret != 0:
         sys.exit(ret)

pymongo/logger.py

@@ -114,8 +114,9 @@ def flush(self):
         self.capacity = self.original_capacity
 
     def clear(self):
-        self.buffer.clear()
-        self.capacity = self.original_capacity
+        with self.lock:
+            self.buffer.clear()
+            self.capacity = self.original_capacity
 
 
 if os.environ.get("DEBUG_LOG"):