Revert "Add webui_resources_tools_python_unittests."

This reverts commit 782dbb8052.

Reason for revert: newly added tests are failing: crbug.com/398286661

Original change's description:
> Add webui_resources_tools_python_unittests.
>
> This adds a new test step/binary called
> webui_resources_tools_python_unittests that runs the python unit tests
> in //ui/webui/resources/tools.
>
> No-Try: true
> Bug: 378504039
> Change-Id: I8f7d1c34cf8a66a30f24d4295565a1596f7d4338
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6277637
> Reviewed-by: Ben Pastene <bpastene@chromium.org>
> Reviewed-by: Thomas Lukaszewicz <tluk@chromium.org>
> Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
> Commit-Queue: Dirk Pranke <dpranke@google.com>
> Cr-Commit-Position: refs/heads/main@{#1423226}

Bug: 378504039, 398286661
Change-Id: Ida93c848800ec243cbe3dc38a3075691be8937e0
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6292926
Auto-Submit: Muyao Xu <muyaoxu@google.com>
Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Owners-Override: Muyao Xu <muyaoxu@google.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Reviewed-by: Muyao Xu <muyaoxu@google.com>
Cr-Commit-Position: refs/heads/main@{#1423416}

BUILD.gn

@@ -168,7 +168,6 @@ group("gn_all") {
         "//tools/polymer:polymer_tools_python_unittests",
         "//tools/privacy_budget:privacy_budget_tools",
         "//ui/accessibility/extensions:extensions",
-        "//ui/webui/resources/tools:webui_resources_tools_python_unittests",
       ]
     }
 

infra/config/generated/builders/build/Mac Builder Siso FYI/targets/chromium.build.fyi.json

@@ -1738,22 +1738,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Mac-14"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/build/Mac Tests Siso FYI/targets/chromium.build.fyi.json

@@ -1716,22 +1716,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Mac-14"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/Linux Builder/targets/chromium.linux.json

@@ -2101,21 +2101,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/Linux Tests/targets/chromium.linux.json

@@ -2070,21 +2070,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/Mac Builder/targets/chromium.mac.json

@@ -5140,22 +5140,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Mac-13"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/Mac13 Tests/targets/chromium.mac.json

@@ -1717,22 +1717,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Mac-13"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/Win x64 Builder/targets/chromium.win.json

@@ -2138,22 +2138,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Windows-10-19045"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/Win10 Tests x64/targets/chromium.win.json

@@ -2115,22 +2115,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Windows-10-19045"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/ci/linux-win-cross-rel/targets/chromium.win.json

@@ -1862,21 +1862,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Windows-10-19045"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "merge": {
           "script": "//testing/merge_scripts/standard_isolated_script_merge.py"

infra/config/generated/builders/ci/win-arm64-rel/targets/chromium.win.json

@@ -2094,23 +2094,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "arm64",
-            "os": "Windows-11",
-            "screen_scaling_percent": "100"
-          },
-          "expiration": 7200,
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "merge": {
           "script": "//testing/merge_scripts/standard_isolated_script_merge.py"

infra/config/generated/builders/ci/win11-arm64-rel-tests/targets/chromium.win.json

@@ -2088,23 +2088,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "arm64",
-            "os": "Windows-11",
-            "screen_scaling_percent": "100"
-          },
-          "expiration": 7200,
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "merge": {
           "script": "//testing/merge_scripts/standard_isolated_script_merge.py"

infra/config/generated/builders/try/linux-dcheck-off-rel/targets/chromium.linux.json

@@ -2101,21 +2101,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/linux-full-remote-rel/targets/chromium.linux.json

@@ -2101,21 +2101,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/linux-rel-test-selection/targets/chromium.linux.json

@@ -2101,21 +2101,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/linux-rel/targets/chromium.linux.json

@@ -2101,21 +2101,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/linux-win-cross-rel/targets/chromium.win.json

@@ -1862,21 +1862,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Windows-10-19045"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "merge": {
           "script": "//testing/merge_scripts/standard_isolated_script_merge.py"

infra/config/generated/builders/try/linux_chromium_compile_rel_ng/targets/chromium.linux.json

@@ -2101,21 +2101,6 @@
         "test": "blink_web_tests",
         "test_id_prefix": "ninja://:blink_web_tests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "os": "Ubuntu-22.04"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/mac13-tests/targets/chromium.mac.json

@@ -1739,22 +1739,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Mac-13"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/mac_chromium_compile_rel_ng/targets/chromium.mac.json

@@ -5140,22 +5140,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Mac-13"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/builders/try/win-arm64-rel/targets/chromium.win.json

@@ -2094,23 +2094,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "arm64",
-            "os": "Windows-11",
-            "screen_scaling_percent": "100"
-          },
-          "expiration": 7200,
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "merge": {
           "script": "//testing/merge_scripts/standard_isolated_script_merge.py"

infra/config/generated/builders/try/win-rel/targets/chromium.win.json

@@ -2138,22 +2138,6 @@
         "test": "views_perftests",
         "test_id_prefix": "ninja://ui/views:views_perftests/"
       },
-      {
-        "isolate_profile_data": true,
-        "merge": {
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "webui_resources_tools_python_unittests",
-        "swarming": {
-          "dimensions": {
-            "cpu": "x86-64",
-            "os": "Windows-10-19045"
-          },
-          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
-        },
-        "test": "webui_resources_tools_python_unittests",
-        "test_id_prefix": "ninja://ui/webui/resources/tools:webui_resources_tools_python_unittests/"
-      },
       {
         "isolate_profile_data": true,
         "merge": {

infra/config/generated/testing/gn_isolate_map.pyl

@@ -2086,11 +2086,6 @@
       "${ISOLATED_OUTDIR}",
     ],
   },
-  "webui_resources_tools_python_unittests": {
-    "label": "//ui/webui/resources/tools:webui_resources_tools_python_unittests",
-    "type": "generated_script",
-    "skip_usage_check": True,
-  },
   "webview_64_cts_tests": {
     "label": "//android_webview/test:webview_64_cts_tests",
     "type": "script",

infra/config/targets/binaries.star

@@ -1745,13 +1745,6 @@ targets.binaries.script(
     ],
 )
 
-targets.binaries.generated_script(
-    name = "webui_resources_tools_python_unittests",
-    label = "//ui/webui/resources/tools:webui_resources_tools_python_unittests",
-    # All references are in starlark.
-    skip_usage_check = True,
-)
-
 targets.binaries.console_test_launcher(
     name = "power_sampler_unittests",
     label = "//tools/mac/power:power_sampler_unittests",

infra/config/targets/bundles.star

@@ -2596,7 +2596,6 @@ targets.bundle(
     name = "desktop_once_isolated_scripts",
     targets = [
         "test_env_py_unittests",
-        "webui_resources_tools_python_unittests",
         "xvfb_py_unittests",
     ],
 )

infra/config/targets/tests.star

@@ -2072,10 +2072,6 @@ targets.tests.isolated_script_test(
     name = "polymer_tools_python_unittests",
 )
 
-targets.tests.isolated_script_test(
-    name = "webui_resources_tools_python_unittests",
-)
-
 targets.tests.gtest_test(
     name = "power_sampler_unittests",
 )

testing/scripts/run_isolated_script_test.py

@@ -38,7 +38,6 @@ KNOWN_TYP_TEST_RUNNERS = {
     'run_blinkpy_tests.py',
     'run_mac_signing_tests.py',
     'run_mini_installer_tests.py',
-    'run_webui_resources_tools_tests.py',
     'test_suite_all.py',  # //tools/grit:grit_python_unittests
 }
 

tools/code_cache_generator/BUILD.gn

@@ -22,7 +22,6 @@ executable("code_cache_generator") {
     "//gin:gin",
     "//mojo/core/embedder",
     "//third_party/blink/public:blink",
-    "//tools/v8_context_snapshot:buildflags",
     "//v8",
   ]
   data_deps = []

ui/webui/resources/tools/BUILD.gn

@@ -1,23 +0,0 @@
-# Copyright 2025 The Chromium Authors
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-import("//testing/test.gni")
-
-script_test("webui_resources_tools_python_unittests") {
-  script = "//testing/scripts/run_isolated_script_test.py"
-  args = [ "@WrappedPath(" + rebase_path(
-               "//ui/webui/resources/tools/run_webui_resources_tools_tests.py",
-               root_build_dir) + ")" ]
-
-  data = [
-    "//ui/webui/resources/tools/",
-
-    # typ is the testing harness used for python unit tests.
-    "//third_party/catapult/third_party/typ/",
-    "//third_party/node/",
-
-    # Needed for eslint_ts_test.EslintTsTest.testSuccess
-    "//tools/typescript/tsconfig_base.json",
-  ]
-  data_deps = [ "//tools/code_cache_generator" ]
-}

ui/webui/resources/tools/run_webui_resources_tools_tests.py

@@ -1,20 +0,0 @@
-#!/usr/bin/env python3
-# Copyright 2025 The Chromium Authors
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import os
-import sys
-
-THIS_DIR = os.path.abspath(os.path.dirname(__file__))
-SRC_DIR = os.path.dirname(
-    os.path.dirname(os.path.dirname(os.path.dirname(THIS_DIR))))
-TYP_DIR = os.path.join(SRC_DIR, 'third_party', 'catapult', 'third_party', 'typ')
-
-if not TYP_DIR in sys.path:
-  sys.path.insert(0, TYP_DIR)
-
-import typ
-
-os.chdir(THIS_DIR)
-sys.exit(typ.main(top_level_dir=THIS_DIR, suffixes=['*_test.py']))