Method check_python

ci/util/fingerprint.py:234–243

(self)

        return self.check("examples", lambda: calculate_examples_fingerprint(args))

    def check_python(self) -> bool:
        cwd = Path.cwd()
        # Fast-path: if ci/ has no .py file changes since last write, skip 135ms hash.
        # Python tests depend on ci/ Python modules and ci/tests/ test files.
        # IMPORTANT: Must use _PY_SOURCE_EXTS here since ci/ contains Python files,
        # not C++ files. Using the default C++ extensions would cause the fast path
        # to always fire (finding no .py changes), silently skipping Python tests.
        if self._mtime_fast_path("python_test", cwd / "ci", exts=_PY_SOURCE_EXTS):
            return False  # no change detected via mtime fast-path
        return self.check("python_test", calculate_python_test_fingerprint)

    def check_wasm(self) -> bool:
        cwd = Path.cwd()