diff --git a/mercurial/interfaces/status.py b/mercurial/interfaces/status.py
--- a/mercurial/interfaces/status.py
+++ b/mercurial/interfaces/status.py
@@ -7,6 +7,8 @@
 
 from __future__ import annotations
 
+import abc
+
 from typing import (
     Iterator,
     Protocol,
@@ -42,8 +44,10 @@ class Status(Protocol):
     clean: list[bytes]
     """The list of files that are not in any other state."""
 
+    @abc.abstractmethod
     def __iter__(self) -> Iterator[list[bytes]]:
         """Iterates over each of the categories of file lists."""
 
+    @abc.abstractmethod
     def __repr__(self) -> str:
         """Creates a string representation of the file lists."""
diff --git a/mercurial/scmutil.py b/mercurial/scmutil.py
--- a/mercurial/scmutil.py
+++ b/mercurial/scmutil.py
@@ -64,6 +64,8 @@ from . import (
     vfs,
 )
 
+from .interfaces import status as istatus
+
 from .utils import (
     hashutil,
     procutil,
@@ -87,7 +89,7 @@ termsize = scmplatform.termsize
 
 
 @attr.s(slots=True, repr=False)
-class status:
+class status(istatus.Status):
     """Struct with a list of files per status.
 
     The 'deleted', 'unknown' and 'ignored' properties are only