refactor: remove migration tag helper

Author: aignas

python/BUILD.bazel

@@ -127,7 +127,6 @@ bzl_library(
     deps = [
         "//python/private:py_binary_macro_bzl",
         "//python/private:register_extension_info_bzl",
-        "//python/private:util_bzl",
     ],
 )
 
@@ -177,7 +176,6 @@ bzl_library(
     deps = [
         "//python/private:py_library_macro_bzl",
         "//python/private:register_extension_info_bzl",
-        "//python/private:util_bzl",
     ],
 )
 
@@ -214,7 +212,6 @@ bzl_library(
     deps = [
         "//python/private:py_test_macro_bzl",
         "//python/private:register_extension_info_bzl",
-        "//python/private:util_bzl",
     ],
 )
 

python/private/util.bzl

@@ -49,18 +49,6 @@ def copy_propagating_kwargs(from_kwargs, into_kwargs = None):
 # The implementation of the macros and tagging mechanism follows the example
 # set by rules_cc and rules_java.
 
-# TODO @aignas 2025-09-27: remove this function
-def add_migration_tag(attrs):
-    """Add a special tag to `attrs` to aid migration off native rles.
-
-    Args:
-        attrs: dict of keyword args. The `tags` key will be modified in-place.
-
-    Returns:
-        The same `attrs` object, but modified.
-    """
-    return attrs
-
 def add_tag(attrs, tag):
     """Adds `tag` to `attrs["tags"]`.
 

python/py_binary.bzl

@@ -16,7 +16,6 @@
 
 load("//python/private:py_binary_macro.bzl", _starlark_py_binary = "py_binary")
 load("//python/private:register_extension_info.bzl", "register_extension_info")
-load("//python/private:util.bzl", "add_migration_tag")
 
 # buildifier: disable=native-python
 _py_binary_impl = _starlark_py_binary
@@ -41,7 +40,7 @@ def py_binary(**attrs):
     if attrs.get("srcs_version") in ("PY2", "PY2ONLY"):
         fail("Python 2 is no longer supported: https://github.com/bazel-contrib/rules_python/issues/886")
 
-    _py_binary_impl(**add_migration_tag(attrs))
+    _py_binary_impl(**attrs)
 
 register_extension_info(
     extension = py_binary,

python/py_library.bzl

@@ -16,7 +16,6 @@
 
 load("//python/private:py_library_macro.bzl", _starlark_py_library = "py_library")
 load("//python/private:register_extension_info.bzl", "register_extension_info")
-load("//python/private:util.bzl", "add_migration_tag")
 
 # buildifier: disable=native-python
 _py_library_impl = _starlark_py_library
@@ -38,7 +37,7 @@ def py_library(**attrs):
     if attrs.get("srcs_version") in ("PY2", "PY2ONLY"):
         fail("Python 2 is no longer supported: https://github.com/bazel-contrib/rules_python/issues/886")
 
-    _py_library_impl(**add_migration_tag(attrs))
+    _py_library_impl(**attrs)
 
 register_extension_info(
     extension = py_library,

python/py_runtime.bzl

@@ -15,7 +15,7 @@
 """Public entry point for py_runtime."""
 
 load("//python/private:py_runtime_macro.bzl", _starlark_py_runtime = "py_runtime")
-load("//python/private:util.bzl", "IS_BAZEL_6_OR_HIGHER", "add_migration_tag")
+load("//python/private:util.bzl", "IS_BAZEL_6_OR_HIGHER")
 
 # buildifier: disable=native-python
 _py_runtime_impl = _starlark_py_runtime if IS_BAZEL_6_OR_HIGHER else native.py_runtime
@@ -39,4 +39,4 @@ def py_runtime(**attrs):
     if attrs.get("python_version") == "PY2":
         fail("Python 2 is no longer supported: see https://github.com/bazel-contrib/rules_python/issues/886")
 
-    _py_runtime_impl(**add_migration_tag(attrs))
+    _py_runtime_impl(**attrs)

python/py_test.bzl

@@ -16,7 +16,6 @@
 
 load("//python/private:py_test_macro.bzl", _starlark_py_test = "py_test")
 load("//python/private:register_extension_info.bzl", "register_extension_info")
-load("//python/private:util.bzl", "add_migration_tag")
 
 # buildifier: disable=native-python
 _py_test_impl = _starlark_py_test
@@ -42,7 +41,7 @@ def py_test(**attrs):
         fail("Python 2 is no longer supported: https://github.com/bazel-contrib/rules_python/issues/886")
 
     # buildifier: disable=native-python
-    _py_test_impl(**add_migration_tag(attrs))
+    _py_test_impl(**attrs)
 
 register_extension_info(
     extension = py_test,