Removed ImageCms._set

Tests/test_imagecms.py

@@ -710,8 +710,7 @@ def test_deprecation() -> None:
     with pytest.warns(DeprecationWarning):
         assert isinstance(ImageCms.FLAGS, dict)
 
-    p = ImageCms.createProfile("sRGB")
-    profile = ImageCmsProfile(p)
+    profile = ImageCmsProfile(ImageCms.createProfile("sRGB"))
     with pytest.warns(DeprecationWarning):
         ImageCms.ImageCmsTransform(profile, profile, "RGBA;16B", "RGB")
     with pytest.warns(DeprecationWarning):
@@ -721,7 +720,5 @@ def test_deprecation() -> None:
         profile.product_name
     with pytest.warns(DeprecationWarning):
         profile.product_info
-    with pytest.warns(DeprecationWarning):
-        profile._set(p)
     with pytest.raises(AttributeError):
         profile.this_attribute_does_not_exist

docs/deprecations.rst

@@ -193,15 +193,6 @@ Image.Image.get_child_images()
 method uses an image's file pointer, and so child images could only be retrieved from
 an :py:class:`PIL.ImageFile.ImageFile` instance.
 
-ImageCms.ImageCmsProfile._set
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-.. deprecated:: 11.3.0
-
-``ImageCms.ImageCmsProfile._set()`` has been deprecated, and will be removed in
-Pillow 13 (2026-10-15). You should construct a new ``ImageCmsProfile`` instance
-instead.
-
 ImageCms.ImageCmsProfile.product_name and .product_info
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 

src/PIL/ImageCms.py

@@ -286,15 +286,6 @@ class ImageCmsProfile:
         msg = f"'{self.__class__.__name__}' has no attribute '{name}'"
         raise AttributeError(msg)
 
-    def _set(self, profile: core.CmsProfile, filename: str | None = None) -> None:
-        deprecate(
-            "ImageCmsProfile._set",
-            13,
-            action="Set the 'profile' and 'filename' attributes directly instead.",
-        )
-        self.profile = profile
-        self.filename = filename
-
     def tobytes(self) -> bytes:
         """
         Returns the profile in a format suitable for embedding in