Update Doc/library/argparse.rst

Co-authored-by: Savannah Ostrowski <savannah@python.org>

Author: owenthcarey

Doc/library/argparse.rst

@@ -835,9 +835,9 @@ how the command-line arguments should be handled. The supplied actions are:
     >>> parser.parse_args(['-vvv'])
     Namespace(verbose=3)
 
-  Note, the *default* will be ``None`` unless explicitly set to *0*.
-  If the default value is a non-zero number, the count starts from that
-  number rather than from zero.
+  Unless explicitly set, the *default* will be ``None``. If the default
+  value is a non-zero number, the count starts from that number rather
+  than from zero.
 
 * ``'help'`` - This prints a complete help message for all the options in the
   current parser and then exits. By default a help action is automatically