chore: import upstream snapshot with attribution

third_party/extensions/BUILD

@@ -0,0 +1 @@
+# copybara:uncomment package(default_applicable_licenses = ["//tensorflow:license"])

third_party/extensions/python_version.bzl

@@ -0,0 +1,51 @@
+"""
+A much simplified version of third_party/py/python_repo.bzl, which generates the "python_version_repo" repo.
+
+This is just to keep the current build compatible with both WORKSPACE and Bzlmod, we may not need this in future.
+"""
+
+_PY_VERSION_BZL = """
+HERMETIC_PYTHON_VERSION = "{version}"
+HERMETIC_PYTHON_VERSION_KIND = "{py_kind}"
+USE_PYWRAP_RULES = {use_pywrap_rules}
+MACOSX_DEPLOYMENT_TARGET = "{macosx_deployment_target}"
+WHEEL_COLLAB = "{wheel_collab}"
+WHEEL_NAME = "{wheel_name}"
+# TODO(pcloudy): Figure out how to support requirements_lock in Bzlmod.
+REQUIREMENTS = "//:requirements.txt"
+"""
+
+def _python_version_repo_impl(repository_ctx):
+    version = repository_ctx.os.environ.get("HERMETIC_PYTHON_VERSION", "3.11")
+    wheel_name = repository_ctx.os.environ.get("WHEEL_NAME", "tensorflow")
+    wheel_collab = repository_ctx.os.environ.get("WHEEL_COLLAB", False)
+    macosx_deployment_target = repository_ctx.os.environ.get("MACOSX_DEPLOYMENT_TARGET", "")
+
+    use_pywrap_rules = bool(
+        repository_ctx.os.environ.get("USE_PYWRAP_RULES", False),
+    )
+    repository_ctx.file("BUILD.bazel", "")
+    repository_ctx.file(
+        "py_version.bzl",
+        _PY_VERSION_BZL.format(
+            version = version,
+            py_kind = "",  # TODO(pcloudy): introduce this value properly.
+            use_pywrap_rules = use_pywrap_rules,
+            wheel_name = wheel_name,
+            wheel_collab = wheel_collab,
+            macosx_deployment_target = macosx_deployment_target,
+        ),
+    )
+
+python_version_repo = repository_rule(
+    implementation = _python_version_repo_impl,
+    environ = [
+        "HERMETIC_PYTHON_VERSION",
+        "HERMETIC_PYTHON_VERSION_KIND",
+        "USE_PYWRAP_RULES",
+    ],
+)
+
+python_version_ext = module_extension(
+    implementation = lambda mctx: python_version_repo(name = "python_version_repo"),
+)

third_party/extensions/third_party.bzl

@@ -0,0 +1,78 @@
+"""bzlmod extensions for third-party dependencies."""
+
+load("//third_party:java_repos.bzl", java_external_repositories = "repo")
+load("//third_party:models_repos.bzl", "models_repositories")
+load("//third_party/arm_neon_2_x86_sse:workspace.bzl", arm_neon_2_x86_sse = "repo")
+load("//third_party/coremltools:workspace.bzl", coremltools = "repo")
+load("//third_party/cython:workspace.bzl", cython = "repo")
+load("//third_party/fft2d:workspace.bzl", fft2d = "repo")
+load("//third_party/flatbuffers:workspace.bzl", flatbuffers = "repo")
+load("//third_party/gif:workspace.bzl", gif = "repo")
+load("//third_party/googleapis:workspace.bzl", googleapis = "repo")
+load("//third_party/hexagon:workspace.bzl", hexagon_nn = "repo")
+load("//third_party/icu:workspace.bzl", icu = "repo")
+load("//third_party/jpeg:workspace.bzl", jpeg = "repo")
+load("//third_party/jpegxl:workspace.bzl", jpegxl = "repo")
+load("//third_party/kissfft:workspace.bzl", kissfft = "repo")
+load("//third_party/libwebp:workspace.bzl", libwebp = "repo")
+load("//third_party/linenoise:workspace.bzl", linenoise = "repo")
+load("//third_party/nccl:workspace.bzl", nccl = "repo")
+load("//third_party/nvtx:workspace.bzl", nvtx = "repo")
+load("//third_party/opencl_headers:workspace.bzl", opencl_headers = "repo")
+load("//third_party/png:workspace.bzl", png = "repo")
+load("//third_party/pprof:workspace.bzl", pprof = "repo")
+load("//third_party/py/absl_py:workspace.bzl", absl_py = "repo")
+load("//third_party/ruy:workspace.bzl", ruy = "repo")
+load("//third_party/six:workspace.bzl", six = "repo")
+load("//third_party/skcms:workspace.bzl", skcms = "repo")
+load("//third_party/sobol_data:workspace.bzl", sobol_data = "repo")
+load("//third_party/sqlite:workspace.bzl", sqlite = "repo")
+load("//third_party/tf_gcp_tools:workspace.bzl", tensorflow_gcp_tools = "repo")
+load("//third_party/tf_runtime:workspace.bzl", tf_runtime = "repo")
+load("//third_party/tflite_mobilenet:workspace.bzl", tflite_mobilenet = "repo")
+load("//third_party/tflite_ovic_testdata:workspace.bzl", tflite_ovic_testdata = "repo")
+load("//third_party/vulkan_headers:workspace.bzl", vulkan_headers = "repo")
+load("//third_party/xctestrunner:workspace.bzl", xctestrunner = "repo")
+load("//third_party/xprof:workspace.bzl", xprof = "repo")
+
+def _third_party_ext_impl(mctx):  # @unused
+    # go/keep-sorted start
+    absl_py()
+    arm_neon_2_x86_sse()
+    coremltools()
+    cython()
+    fft2d()
+    flatbuffers()
+    gif()
+    googleapis()
+    hexagon_nn()
+    icu()
+    java_external_repositories()
+    jpeg()
+    jpegxl()
+    kissfft()
+    libwebp()
+    linenoise()
+    models_repositories()
+    nccl()
+    nvtx()
+    opencl_headers()
+    png()
+    pprof()
+    ruy()
+    six()
+    skcms()
+    sobol_data()
+    sqlite()
+    tensorflow_gcp_tools()
+    tf_runtime()
+    tflite_mobilenet()
+    tflite_ovic_testdata()
+    vulkan_headers()
+    xctestrunner()
+    xprof()
+    # go/keep-sorted end
+
+third_party_ext = module_extension(
+    implementation = _third_party_ext_impl,
+)