Merge "py3: proxy some logger properties in LogAdapter"

swift/common/utils.py

@@ -1918,6 +1918,37 @@ class LogAdapter(logging.LoggerAdapter, object):
         self.server = server
         self.warn = self.warning
 
+    # There are a few properties needed for py35; see
+    # - https://bugs.python.org/issue31457
+    # - https://github.com/python/cpython/commit/1bbd482
+    # - https://github.com/python/cpython/commit/0b6a118
+    # - https://github.com/python/cpython/commit/ce9e625
+    def _log(self, level, msg, args, exc_info=None, extra=None,
+             stack_info=False):
+        """
+        Low-level log implementation, proxied to allow nested logger adapters.
+        """
+        return self.logger._log(
+            level,
+            msg,
+            args,
+            exc_info=exc_info,
+            extra=extra,
+            stack_info=stack_info,
+        )
+
+    @property
+    def manager(self):
+        return self.logger.manager
+
+    @manager.setter
+    def manager(self, value):
+        self.logger.manager = value
+
+    @property
+    def name(self):
+        return self.logger.name
+
     @property
     def txn_id(self):
         if hasattr(self._cls_thread_local, 'txn_id'):