set the tcw

Author: aignas

python/uv/private/BUILD.bazel

@@ -42,6 +42,7 @@ bzl_library(
     visibility = ["//python/uv:__subpackages__"],
     deps = [
         "//python:py_test_bzl",
+        "//python/private:bzlmod_enabled_bzl",
         "@bazel_skylib//rules:expand_template",
     ],
 )

python/uv/private/lock.bzl

@@ -17,6 +17,7 @@
 
 load("@bazel_skylib//rules:expand_template.bzl", "expand_template")
 load("//python:py_test.bzl", "py_test")
+load("//python/private:bzlmod_enabled.bzl", "BZLMOD_ENABLED")  # buildifier: disable=bzl-visibility
 
 visibility(["//..."])
 
@@ -282,6 +283,7 @@ def lock(*, name, srcs, out, args = [], env = None, **kwargs):
     locker_target = "{}.run".format(name)
     maybe_out = _maybe_file(out)
     out_new = out + ".new"
+    target_compatible_with = kwargs.pop("target_compatible_with", []) if BZLMOD_ENABLED else ["@platforms//:incompatible"]
 
     _lock(
         name = name,
@@ -300,6 +302,7 @@ def lock(*, name, srcs, out, args = [], env = None, **kwargs):
         ],
         args = args,
         env = env,
+        target_compatible_with = target_compatible_with,
     )
 
     # A target for updating the in-tree version directly by skipping the in-action