Update app.py

app.py

@@ -86,6 +86,9 @@ import sys
 #sys.path.append('/content/piper/notebooks')
 sys.path.append('./content/piper/src/python')
 import configparser
+# Define global variables
+onnx_models = []  # A list to store model names
+model_configurations = {}  # A dictionary to store model configurations
 
 class Translator:
     def __init__(self):
@@ -126,7 +129,6 @@ def detect_onnx_models(path):
 
 renamed_audio_file = None
 
-model_configurations = {}
 
 
 @app.on_event("startup")