update readme for modelscope download

README.md

@@ -103,7 +103,7 @@ from voxcpm import VoxCPM
 import soundfile as sf
 
 model = VoxCPM.from_pretrained(
-  "openbmb/VoxCPM2"
+  "openbmb/VoxCPM2",
   load_denoiser=False,
 )
 
@@ -116,6 +116,28 @@ sf.write("demo.wav", wav, model.tts_model.sample_rate)
 print("saved: demo.wav")
 ```
 
+If you prefer downloading from ModelScope first, you can use:
+
+```bash
+pip install modelscope
+```
+
+```python
+from modelscope.hub.snapshot_download import snapshot_download
+from voxcpm import VoxCPM
+import soundfile as sf
+
+local_model_dir = snapshot_download("OpenBMB/VoxCPM2")
+model = VoxCPM.from_pretrained(local_model_dir, load_denoiser=False)
+
+wav = model.generate(
+    text="VoxCPM2 is the current recommended release for realistic multilingual speech synthesis.",
+    cfg_value=2.0,
+    inference_timesteps=10,
+)
+sf.write("demo.wav", wav, model.tts_model.sample_rate)
+```
+
 #### 🎨 Voice Design
 
 Create a voice from a natural-language description — no reference audio needed. **Format:** put the description in parentheses at the start of `text`(e.g. `"(your voice description)The text to synthesize."`):