python · serhiy-storchaka · Feb 2, 2024 · Apr 8, 2023 · Apr 8, 2023 · Apr 8, 2023
@@ -571,16 +571,16 @@ def _format_action_invocation(self, action):
             #    -s, --long
             if action.nargs == 0:
                 parts.extend(action.option_strings)
+                return ', '.join(parts)
 
             # if the Optional takes a value, format is:
-            #    -s ARGS, --long ARGS
+            #    -s, --long ARGS
             else:
                 default = self._get_default_metavar_for_optional(action)
                 args_string = self._format_args(action, default)
                 for option_string in action.option_strings:
-                    parts.append('%s %s' % (option_string, args_string))
-
-            return ', '.join(parts)
+                    parts.append('%s' % option_string)
+                return ', '.join(parts) + ' ' + args_string
 
     def _metavar_formatter(self, action, default_metavar):
         if action.metavar is not None:

@@ -3781,7 +3781,7 @@ class TestHelpUsageWithParentheses(HelpTestCase):
 
         options:
           -h, --help            show this help message and exit
-          -p {1 (option A), 2 (option B)}, --optional {1 (option A), 2 (option B)}
+          -p, --optional {1 (option A), 2 (option B)}
         '''
     version = ''
 
@@ -4264,8 +4264,8 @@ class TestHelpAlternatePrefixChars(HelpTestCase):
     help = usage + '''\
 
         options:
-          ^^foo              foo help
-          ;b BAR, ;;bar BAR  bar help
+          ^^foo          foo help
+          ;b, ;;bar BAR  bar help
         '''
     version = ''
 

diff --git a/Misc/NEWS.d/next/Library/2023-04-08-11-41-07.gh-issue-101599.PaWNFh.rst b/Misc/NEWS.d/next/Library/2023-04-08-11-41-07.gh-issue-101599.PaWNFh.rst
@@ -0,0 +1 @@
+Changed argparse flag options formatting to remove redundancy.
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Changed argparse flag options formatting to remove redundancy.