feat: make_audiocpp_server_json.py takes an argument. remove chunk wording with audiocpp backend.

1 files changed, 12 insertions, 4 deletions

diff --git a/converter/tts.py b/converter/tts.py
index 1a41643..0d867a2 100644
--- a/converter/tts.py
+++ b/converter/tts.py
@@ -363,15 +363,21 @@ class _BaseTTSClient:
         return None
 
     @contextlib.contextmanager
-    def _chunk_heartbeat(self, chunk_num: int):
-        """Print a periodic "still working" message while a chunk generates."""
+    def _chunk_heartbeat(self, chunk_num: int, label: Optional[str] = None):
+        """Print a periodic "still working" message while a request generates.
+
+        ``label`` overrides the default "Chunk {chunk_num}" subject, for
+        backends that send one request per chapter without client-side
+        chunking (the audio.cpp default) where "chunk" would be misleading.
+        """
         stop = threading.Event()
+        subject = label if label is not None else f"Chunk {chunk_num}"
 
         def _beat():
             start = time.time()
             while not stop.wait(config.HEARTBEAT_INTERVAL_SECONDS):
                 elapsed = time.time() - start
-                print(f"[...] Chunk {chunk_num} still generating — "
+                print(f"[...] {subject} still generating — "
                       f"{int(elapsed // 60)}m {int(elapsed % 60)}s elapsed", flush=True)
 
         thread = threading.Thread(target=_beat, daemon=True)
@@ -1170,7 +1176,9 @@ class AudioCppTTSClient(_BaseTTSClient):
 
             output_path: Optional[Path] = None
             with tempfile.TemporaryDirectory(prefix="tts_parts_") as parts_dir, \
-                    self._chunk_heartbeat(chunk_num):
+                    self._chunk_heartbeat(
+                        chunk_num,
+                        label=None if self.chunk_text else "Request"):
                 part_paths = []
                 for sub_num, sub_text in enumerate(sub_texts, 1):
                     wav = self._request_wav_with_retry(