[llvm] code-format: Improve the code-format-helper to be able to run as a git hook (PR #73957)

[Tobias Hieta via llvm-commits]

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@@ -31,9 +45,10 @@ def comment_tag(self) -> str:
     def instructions(self) -> str:
         raise NotImplementedError()
 
-    def format_run(
-        self, changed_files: list[str], args: argparse.Namespace
-    ) -> str | None:
+    def has_tool(self) -> bool:
+        raise NotImplementedError()
+
+    def format_run(self, changed_files: list[str], args: FormatArgs) -> str | None:
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tru wrote:

I tested this script with Python 3.6 now, so we should be good.

https://github.com/llvm/llvm-project/pull/73957