[clang-tools-extra] [clang-tidy][NFC] Run ruff over python scripts (PR #176927)

[via cfe-commits]

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@@ -410,17 +408,13 @@ def filename_from_module(module_name: str, check_name: str) -> str:
         with io.open(module_file, "r") as f:
             code = f.read()
             full_check_name = module_name + "-" + check_name
-            name_pos = code.find('"' + full_check_name + '"')
-            if name_pos == -1:
+            if (name_pos := code.find('"' + full_check_name + '"')) == -1:
                 return ""
-            stmt_end_pos = code.find(";", name_pos)
-            if stmt_end_pos == -1:
-                return ""
-            stmt_start_pos = code.rfind(";", 0, name_pos)
-            if stmt_start_pos == -1:
-                stmt_start_pos = code.rfind("{", 0, name_pos)
-            if stmt_start_pos == -1:
+            if (stmt_end_pos := code.find(";", name_pos)) == -1:
                 return ""
+            if (stmt_start_pos := code.rfind(";", 0, name_pos)) == -1:
+                if (stmt_start_pos := code.rfind("{", 0, name_pos)) == -1:
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EugeneZelenko wrote:

Could be merged with `and`.

https://github.com/llvm/llvm-project/pull/176927