Fix filename case and add debug to download_model.py

model/download_model.py

@@ -2,20 +2,31 @@
 import os, pathlib, sys
 from huggingface_hub import hf_hub_download
 
-MODEL_REPO = os.getenv("MODEL_REPO", "TheBloke/TinyLlama-1.1B-Chat-v1.0-GGUF")
-MODEL_FILE = os.getenv("MODEL_FILE", "TinyLlama-1.1B-Chat-v1.0.Q4_K_M.gguf")
-MODEL_DIR  = pathlib.Path(os.getenv("MODEL_DIR", "/tmp/models"))
-MODEL_DIR.mkdir(parents=True, exist_ok=True)
+def main():
+    MODEL_REPO = os.getenv("MODEL_REPO", "TheBloke/TinyLlama-1.1B-Chat-v1.0-GGUF")
+    MODEL_FILE = os.getenv("MODEL_FILE", "tinyllama-1.1b-chat-v1.0.Q4_K_M.gguf")  # <- fixed case
+    MODEL_DIR  = pathlib.Path(os.getenv("MODEL_DIR", "/tmp/models"))
+    MODEL_DIR.mkdir(parents=True, exist_ok=True)
 
-print(f"[download] repo={MODEL_REPO} file={MODEL_FILE} -> {MODEL_DIR}", file=sys.stderr)
-path = hf_hub_download(
-    repo_id=MODEL_REPO,
-    filename=MODEL_FILE,
-    local_dir=str(MODEL_DIR),
-    local_dir_use_symlinks=False,
-    token=os.getenv("HF_TOKEN") or None,
-)
-print(f"[download] saved: {path}", file=sys.stderr)
+    try:
+        print(f"[download] repo={MODEL_REPO} file={MODEL_FILE} -> {MODEL_DIR}", file=sys.stderr, flush=True)
+        path = hf_hub_download(
+            repo_id=MODEL_REPO,
+            filename=MODEL_FILE,
+            local_dir=str(MODEL_DIR),
+            local_dir_use_symlinks=False,
+            token=os.getenv("HF_TOKEN") or None,
+        )
+        print(f"[download] saved: {path}", file=sys.stderr, flush=True)
 
-# Optional: write MODEL_PATH file for debugging
-print(path, file=open(MODEL_DIR / "MODEL_PATH.txt", "w"))
+        # Optional debug file
+        with open(MODEL_DIR / "MODEL_PATH.txt", "w") as f:
+            f.write(path + "\n")
+
+    except Exception as e:
+        print(f"!!! Exception in download_model.py: {e}", file=sys.stderr, flush=True)
+        import traceback
+        traceback.print_exc()
+
+if __name__ == "__main__":
+    main()