python
diff --git a/‎Lib/logging/__init__.py
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+1Lines changed: 1 addition & 0 deletions b/‎Lib/logging/__init__.py
Copy file name to clipboardExpand all lines: Lib/logging/__init__.py
+1Lines changed: 1 addition & 0 deletions
@@ -591,6 +591,7 @@ class Formatter(object):
     %(threadName)s      Thread name (if available)
     %(taskName)s        Task name (if available)
     %(process)d         Process ID (if available)
+    %(processName)s     Process name (if available)
     %(message)s         The result of record.getMessage(), computed just as
                         the record is emitted
     """