gh-91513: Add 'asyncio' taskName to logging LogRecord attributes. (GH-93193)

Lib/logging/__init__.py

@@ -64,20 +64,25 @@ _startTime = time.time()
 raiseExceptions = True
 
 #
-# If you don't want threading information in the log, set this to zero
+# If you don't want threading information in the log, set this to False
 #
 logThreads = True
 
 #
-# If you don't want multiprocessing information in the log, set this to zero
+# If you don't want multiprocessing information in the log, set this to False
 #
 logMultiprocessing = True
 
 #
-# If you don't want process information in the log, set this to zero
+# If you don't want process information in the log, set this to False
 #
 logProcesses = True
 
+#
+# If you don't want asyncio task information in the log, set this to False
+#
+logAsyncioTasks = True
+
 #---------------------------------------------------------------------------
 #   Level related stuff
 #---------------------------------------------------------------------------
@@ -361,6 +366,15 @@ class LogRecord(object):
         else:
             self.process = None
 
+        self.taskName = None
+        if logAsyncioTasks:
+            asyncio = sys.modules.get('asyncio')
+            if asyncio:
+                try:
+                    self.taskName = asyncio.current_task().get_name()
+                except Exception:
+                    pass
+
     def __repr__(self):
         return '<LogRecord: %s, %s, %s, %s, "%s">'%(self.name, self.levelno,
             self.pathname, self.lineno, self.msg)
@@ -566,6 +580,7 @@ class Formatter(object):
                         (typically at application startup time)
     %(thread)d          Thread ID (if available)
     %(threadName)s      Thread name (if available)
+    %(taskName)s        Task name (if available)
     %(process)d         Process ID (if available)
     %(message)s         The result of record.getMessage(), computed just as
                         the record is emitted