pprint.PrettyPrinter.__init__ underscore_numbers description added in method docstring

Author: KrySeyt

Lib/pprint.py

@@ -128,6 +128,9 @@ def __init__(self, indent=1, width=80, depth=None, stream=None, *,
         sort_dicts
             If true, dict keys are sorted.
 
+        underscore_numbers
+            If true, The number classes will be separated by underscores
+            
         """
         indent = int(indent)
         width = int(width)