Update app.py

app.py

@@ -118,6 +118,28 @@ def detect_onnx_models(path):
         return None
 renamed_audio_file = None
 
+model_configurations = {}
+
+@app.on_event("startup")
+async def load_model_data():
+    # Load data for all models in the directory upon startup
+    sys.path.append('./content/piper/src/python')
+    models_path = "./content/piper/src/python"
+    logging.basicConfig(level=logging.DEBUG)
+    providers = [
+        "CPUExecutionProvider"
+        if use_gpu is False
+        else ("CUDAExecutionProvider", {"cudnn_conv_algo_search": "DEFAULT"})
+    ]
+    sess_options = onnxruntime.SessionOptions()
+
+    # Collect data for all models in the directory and populate model_configurations
+    model_names = detect_onnx_models(models_path)
+    for model_name in model_names:
+        # Load the configuration data for each model (including speaker_id_map)
+        config = load_model_configuration(model_name)
+        model_configurations[model_name] = config
+        
 #@app.post("/synthesize")
 #@app.post("/", response_class=FileResponse)
 @app.post("/", response_class=HTMLResponse)