Update app.py

app.py

@@ -6,6 +6,7 @@ from TTS.api import TTS
 import tempfile
 import os
 import re
+import base64
 
 app = Flask(__name__)
 CORS(app)
@@ -68,8 +69,19 @@ def process_response(input_text, generated_text):
     # Remove any repetitive phrases
     result = remove_repetitions(result)
     
+    # Normalize quotes to ASCII equivalents
+    result = normalize_quotes(result)
+    
     return result
 
+def normalize_quotes(text):
+    """Replace curly quotes and other problematic Unicode characters with ASCII equivalents"""
+    # Replace curly quotes with straight quotes
+    text = text.replace('"', '"').replace('"', '"')
+    text = text.replace(''', "'").replace(''', "'")
+    # Add more replacements as needed
+    return text
+
 def remove_repetitions(text):
     # Simple repetition removal
     words = text.split()
@@ -169,8 +181,12 @@ def talk():
         # Return both the audio file and the text response
         try:
             response = send_file(tts_audio_path, mimetype="audio/wav")
-            response.headers["X-Response-Text"] = final_response
-            response.headers["Access-Control-Expose-Headers"] = "X-Response-Text"
+            
+            # Base64 encode the response text to avoid Unicode issues in headers
+            encoded_response = base64.b64encode(final_response.encode('utf-8')).decode('ascii')
+            response.headers["X-Response-Text-Base64"] = encoded_response
+            response.headers["Access-Control-Expose-Headers"] = "X-Response-Text-Base64"
+            
             return response
         except Exception as e:
             print(f"Error sending file: {str(e)}")