Format .bzl files in clang_toolchain

PiperOrigin-RevId: 207081431

2 files changed, 64 insertions, 58 deletions

diff --git a/third_party/clang_toolchain/cc_configure_clang.bzl b/third_party/clang_toolchain/cc_configure_clang.bzl
index 1181110ea9..0778c43c53 100644
--- a/third_party/clang_toolchain/cc_configure_clang.bzl
+++ b/third_party/clang_toolchain/cc_configure_clang.bzl
@@ -7,16 +7,16 @@ _TF_DOWNLOAD_CLANG = "TF_DOWNLOAD_CLANG"
 _TF_NEED_CUDA = "TF_NEED_CUDA"
 
 def _cc_clang_autoconf(repo_ctx):
-  if repo_ctx.os.environ.get(_TF_DOWNLOAD_CLANG) != "1":
-    return
-  if repo_ctx.os.environ.get(_TF_NEED_CUDA) == "1":
-    # Clang is handled separately for CUDA configs.
-    # See cuda_configure.bzl for more details.
-    return
+    if repo_ctx.os.environ.get(_TF_DOWNLOAD_CLANG) != "1":
+        return
+    if repo_ctx.os.environ.get(_TF_NEED_CUDA) == "1":
+        # Clang is handled separately for CUDA configs.
+        # See cuda_configure.bzl for more details.
+        return
 
-  download_clang(repo_ctx, out_folder='extra_tools')
-  overriden_tools = {'gcc': 'extra_tools/bin/clang'}
-  cc_autoconf_impl(repo_ctx, overriden_tools)
+    download_clang(repo_ctx, out_folder = "extra_tools")
+    overriden_tools = {"gcc": "extra_tools/bin/clang"}
+    cc_autoconf_impl(repo_ctx, overriden_tools)
 
 cc_download_clang_toolchain = repository_rule(
     environ = [
diff --git a/third_party/clang_toolchain/download_clang.bzl b/third_party/clang_toolchain/download_clang.bzl
index ab57b9dfa0..617489f111 100644
--- a/third_party/clang_toolchain/download_clang.bzl
+++ b/third_party/clang_toolchain/download_clang.bzl
@@ -1,54 +1,60 @@
 """ Helpers to download a recent clang release."""
 
 def _get_platform_folder(os_name):
-  os_name = os_name.lower()
-  if os_name.startswith('windows'):
-    return 'Win'
-  if os_name.startswith('mac os'):
-    return 'Mac'
-  if not os_name.startswith('linux'):
-    fail('Unknown platform')
-  return 'Linux_x64'
-
-def _download_chromium_clang(repo_ctx, platform_folder, package_version, sha256,
-                             out_folder):
-  cds_url = 'https://commondatastorage.googleapis.com/chromium-browser-clang'
-  cds_file = 'clang-%s.tgz' % package_version
-  cds_full_url = '{0}/{1}/{2}'.format(cds_url, platform_folder, cds_file)
-  repo_ctx.download_and_extract(cds_full_url, output=out_folder, sha256=sha256)
+    os_name = os_name.lower()
+    if os_name.startswith("windows"):
+        return "Win"
+    if os_name.startswith("mac os"):
+        return "Mac"
+    if not os_name.startswith("linux"):
+        fail("Unknown platform")
+    return "Linux_x64"
+
+def _download_chromium_clang(
+        repo_ctx,
+        platform_folder,
+        package_version,
+        sha256,
+        out_folder):
+    cds_url = "https://commondatastorage.googleapis.com/chromium-browser-clang"
+    cds_file = "clang-%s.tgz" % package_version
+    cds_full_url = "{0}/{1}/{2}".format(cds_url, platform_folder, cds_file)
+    repo_ctx.download_and_extract(cds_full_url, output = out_folder, sha256 = sha256)
 
 def download_clang(repo_ctx, out_folder):
-  """ Download a fresh clang release and put it into out_folder.
-
-  Clang itself will be located in 'out_folder/bin/clang'.
-  We currently download one of the latest releases of clang by the
-  Chromium project (see
-  https://chromium.googlesource.com/chromium/src/+/master/docs/clang.md).
-
-  Args:
-    repo_ctx: An instance of repository_context object.
-    out_folder: A folder to extract the compiler into.
-  """
-  # TODO(ibiryukov): we currently download and extract some extra tools in the
-  # clang release (e.g., sanitizers). We should probably remove the ones
-  # we don't need and document the ones we want provide in addition to clang.
-
-  # Latest CLANG_REVISION and CLANG_SUB_REVISION of the Chromiums's release
-  # can be found in https://chromium.googlesource.com/chromium/src/tools/clang/+/master/scripts/update.py
-  CLANG_REVISION = '336424'
-  CLANG_SUB_REVISION = 1
-
-  package_version = '%s-%s' % (CLANG_REVISION, CLANG_SUB_REVISION)
-
-  checksums = {
-      'Linux_x64':
-          '2ea97e047470da648f5d078af008bce6891287592382cee3d53a1187d996da94',
-      'Mac':
-          'c6e28909cce63ee35e0d51284d9f0f6e8838f7fb8b7a0dc9536c2ea900552df0',
-      'Win':
-          '1299fda7c4378bfb81337f7e5f351c8a1f953f51e0744e2170454b8d722f3db7',
-  }
-
-  platform_folder = _get_platform_folder(repo_ctx.os.name)
-  _download_chromium_clang(repo_ctx, platform_folder, package_version,
-                           checksums[platform_folder], out_folder)
+    """ Download a fresh clang release and put it into out_folder.
+
+    Clang itself will be located in 'out_folder/bin/clang'.
+    We currently download one of the latest releases of clang by the
+    Chromium project (see
+    https://chromium.googlesource.com/chromium/src/+/master/docs/clang.md).
+
+    Args:
+      repo_ctx: An instance of repository_context object.
+      out_folder: A folder to extract the compiler into.
+    """
+    # TODO(ibiryukov): we currently download and extract some extra tools in the
+    # clang release (e.g., sanitizers). We should probably remove the ones
+    # we don't need and document the ones we want provide in addition to clang.
+
+    # Latest CLANG_REVISION and CLANG_SUB_REVISION of the Chromiums's release
+    # can be found in https://chromium.googlesource.com/chromium/src/tools/clang/+/master/scripts/update.py
+    CLANG_REVISION = "336424"
+    CLANG_SUB_REVISION = 1
+
+    package_version = "%s-%s" % (CLANG_REVISION, CLANG_SUB_REVISION)
+
+    checksums = {
+        "Linux_x64": "2ea97e047470da648f5d078af008bce6891287592382cee3d53a1187d996da94",
+        "Mac": "c6e28909cce63ee35e0d51284d9f0f6e8838f7fb8b7a0dc9536c2ea900552df0",
+        "Win": "1299fda7c4378bfb81337f7e5f351c8a1f953f51e0744e2170454b8d722f3db7",
+    }
+
+    platform_folder = _get_platform_folder(repo_ctx.os.name)
+    _download_chromium_clang(
+        repo_ctx,
+        platform_folder,
+        package_version,
+        checksums[platform_folder],
+        out_folder,
+    )