Preserve missing-tokenizer errors in quiet mode

scripts/build_native.py

@@ -119,7 +119,7 @@ def replace(match):
                     level = "QT_LOG_WARN"
                 elif any(word in message for word in (
                     "fatal", "failed", "cannot", "oom", "unsupported",
-                    "not a valid", "no audio data", "unknown format",
+                    "not a valid", "not found", "no audio data", "unknown format",
                 )):
                     level = "QT_LOG_ERROR"
                 else:

tests/test_build_native.py

@@ -0,0 +1,20 @@
+"""Check diagnostics in the pinned native source after wheel-build patching."""
+
+import os
+from pathlib import Path
+import shutil
+
+import pytest
+
+from scripts.build_native import native_diagnostic_compatibility
+
+
+def test_missing_tokenizer_remains_an_error(tmp_path):
+    source = os.environ.get("QWENTTS_CPP_SOURCE")
+    if not source:
+        pytest.skip("QWENTTS_CPP_SOURCE not set")
+
+    shutil.copytree(Path(source).resolve() / "src", tmp_path / "src")
+    with native_diagnostic_compatibility(tmp_path):
+        bpe = (tmp_path / "src" / "bpe.h").read_text()
+        assert 'qt_log(QT_LOG_ERROR, "[BPE] Tokenizer not found in %s", gguf_path);' in bpe