add demo.py for all kws models (#2107)

sugarcase

2024-09-25 8cd8e25f180b57c74f1ae7fd39001e5af4c20f8b

 .gitignore

@@ -26,3 +26,4 @@
GPT-SoVITS*
modelscope_models
examples/aishell/llm_asr_nar/*
*egg-info