gh-121025: Improve partialmethod.__repr__ (GH-121033)

It no longer contains redundant commas and spaces.

1 files changed, 7 insertions, 9 deletions

diff --git a/Lib/functools.py b/Lib/functools.py
index a80e1a6c6a5..3d0fd6671fb 100644
--- a/Lib/functools.py
+++ b/Lib/functools.py
@@ -373,15 +373,13 @@ class partialmethod(object):
             self.keywords = keywords
 
     def __repr__(self):
-        args = ", ".join(map(repr, self.args))
-        keywords = ", ".join("{}={!r}".format(k, v)
-                                 for k, v in self.keywords.items())
-        format_string = "{module}.{cls}({func}, {args}, {keywords})"
-        return format_string.format(module=self.__class__.__module__,
-                                    cls=self.__class__.__qualname__,
-                                    func=self.func,
-                                    args=args,
-                                    keywords=keywords)
+        cls = type(self)
+        module = cls.__module__
+        qualname = cls.__qualname__
+        args = [repr(self.func)]
+        args.extend(map(repr, self.args))
+        args.extend(f"{k}={v!r}" for k, v in self.keywords.items())
+        return f"{module}.{qualname}({', '.join(args)})"
 
     def _make_unbound_method(self):
         def _method(cls_or_self, /, *args, **keywords):