Add Chromium-only Blender WebEngine parity work

blender-5.2.0/tools/check_source/check_mypy.py

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+#!/usr/bin/env python3
+# SPDX-FileCopyrightText: 2023 Blender Authors
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+__all__ = (
+    "main",
+)
+
+import os
+from os.path import join
+
+from check_mypy_config import PATHS, PATHS_EXCLUDE
+
+from typing import (
+    Any,
+)
+from collections.abc import (
+    Callable,
+    Iterator,
+)
+
+FileAndArgs = tuple[str, tuple[Any, ...], dict[str, str]]
+
+# print(PATHS)
+SOURCE_EXT = (
+    # Python
+    ".py",
+)
+
+
+def is_source(filename: str) -> bool:
+    return filename.endswith(SOURCE_EXT)
+
+
+def path_iter(
+        path: str,
+        filename_check: Callable[[str], bool] | None = None,
+) -> Iterator[str]:
+    for dirpath, dirnames, filenames in os.walk(path):
+        # skip ".git"
+        dirnames[:] = [d for d in dirnames if not d.startswith(".")]
+
+        for filename in filenames:
+            if filename.startswith("."):
+                continue
+            filepath = join(dirpath, filename)
+            if filename_check is None or filename_check(filepath):
+                yield filepath
+
+
+def path_expand_with_args(
+        paths_and_args: tuple[FileAndArgs, ...],
+        filename_check: Callable[[str], bool] | None = None,
+) -> Iterator[FileAndArgs]:
+    for f_and_args in paths_and_args:
+        f, f_args = f_and_args[0], f_and_args[1:]
+        if not os.path.exists(f):
+            print("Missing:", f)
+        elif os.path.isdir(f):
+            for f_iter in path_iter(f, filename_check):
+                yield (f_iter, *f_args)
+        else:
+            yield (f, *f_args)
+
+
+def main() -> None:
+    import sys
+    # import subprocess
+    import shlex
+
+    # Fixed location, so change the current working directory doesn't create cache everywhere.
+    cache_dir = os.path.join(os.getcwd(), ".mypy_cache")
+
+    # Allow files which are listed explicitly to override files that are included as part of a directory.
+    # Needed when files need their own arguments and/or environment.
+    files_explicitly_listed: set[str] = {f for f, _extra_args, _extra_env in PATHS}
+
+    if os.path.samefile(sys.argv[-1], __file__):
+        paths = path_expand_with_args(PATHS, is_source)
+    else:
+        paths = path_expand_with_args(
+            tuple((p, (), {}) for p in sys.argv[1:]),
+            is_source,
+        )
+
+    for f, extra_args, extra_env in paths:
+        if f in PATHS_EXCLUDE:
+            continue
+        if f in files_explicitly_listed:
+            continue
+
+        if not extra_args:
+            extra_args = ()
+        if not extra_env:
+            extra_env = {}
+
+        print(f)
+        cmd = (
+            "mypy",
+            "--strict",
+            "--cache-dir=" + cache_dir,
+            "--color-output",
+            f,
+            *extra_args,
+        )
+        # `p = subprocess.Popen(cmd, env=extra_env, stdout=sys.stdout, stderr=sys.stderr)`
+
+        if extra_env:
+            for k, v in extra_env.items():
+                os.environ[k] = v
+
+        os.chdir(os.path.dirname(f))
+
+        os.system(" ".join([shlex.quote(arg) for arg in cmd]))
+
+        if extra_env:
+            for k in extra_env.keys():
+                del os.environ[k]
+
+
+if __name__ == "__main__":
+    main()