在生成对话文字时，同时在后台生成tts音频，增加朗读音色选择，增加博物馆的概况接口

rag/llm/tts_model.py

@@ -143,7 +143,7 @@ class QwenTTS(Base):
             from dashscope.audio.tts_v2 import ResultCallback, SpeechSynthesizer, AudioFormat  #, SpeechSynthesisResult
             from dashscope.audio.tts import  SpeechSynthesisResult
             from collections import deque
-        # print(f"--QwenTTS--tts_stream begin-- {text}")  # cyx
+        print(f"--QwenTTS--tts_stream begin-- {text}")  # cyx
         class Callback(ResultCallback):
             def __init__(self) -> None:
                 self.dque = deque()
@@ -206,7 +206,7 @@ class QwenTTS(Base):
                 raise RuntimeError(str(response))
 
             def on_close(self):
-                print("---Qwen call back close")  # cyx
+                # print("---Qwen call back close")  # cyx
                 pass
             """ canceled for test 语音大模型CosyVoice
             def on_event(self, result: SpeechSynthesisResult):
@@ -252,7 +252,7 @@ class QwenTTS(Base):
         try:
             for data in self.callback._run():
                 yield data
-            print(f"---Qwen return data {num_tokens_from_string(text)}")
+            # print(f"---Qwen return data {num_tokens_from_string(text)}")
             yield num_tokens_from_string(text)
 
         except Exception as e: