Update app.py

app.py

@@ -61,7 +61,7 @@ def serve_wav():
             text = request.json['text']
     else:
         text = request.form['text'].strip()
-    if not: text.strip()
+    if not text.strip():
         error_response = {'error': 'Empty text. Please ensure "text" in not empty.'}
         return jsonify(error_response), 400
     texts = split_and_recombine_text(text)