bpo-35046: do only one system call per line (logging.StreamHandler) (GH-10042)

hashbrowncipher · vsajip · commit b7d62050e7d5 · 2018-10-23T07:48:38.000+01:00
diff --git a/Lib/logging/__init__.py b/Lib/logging/__init__.py
@@ -1091,8 +1091,8 @@ def emit(self, record):
         try:
             msg = self.format(record)
             stream = self.stream
-            stream.write(msg)
-            stream.write(self.terminator)
+            # issue 35046: merged two stream.writes into one.
+            stream.write(msg + self.terminator)
             self.flush()
         except Exception:
             self.handleError(record)
