Filter out files from rglob results

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: dbarbuzzi

tests/examples/test_quantization_w4a4_fp4.py

@@ -42,7 +42,7 @@ def test_quantization_w4a4_fp4_example_script(
         assert result.returncode == 0, gen_cmd_fail_message(command, result)
 
         # verify the expected directory was generated
-        nvfp4_dirs: List[Path] = list(tmp_path.rglob("*-NVFP4"))
+        nvfp4_dirs: List[Path] = [p for p in tmp_path.rglob("*-NVFP4") if p.is_dir()]
         assert (
             len(nvfp4_dirs)
         ) == 1, f"did not find exactly one generated folder: {nvfp4_dirs}"