update

app.py

@@ -135,14 +135,14 @@ def index():
         seed = request.form.get('seed')
         method = request.form.get('method')
         if not username or not seed or not method:
-            return render_template('index.html', error="Please fill in all fields and select a method.")
+            return "Please fill in all fields and select a method.", 400
         try:
             seed = int(seed)
             random.seed(seed)
             all_samples = load_samples()
             selected_samples = select_balanced_samples(all_samples)
             if len(selected_samples) == 0:
-                return render_template('index.html', error="No common samples were found")
+                return "No common samples were found", 500
             start_time = datetime.now().isoformat()
             session_id = generate_session_id()
             session_data = {
@@ -159,7 +159,7 @@ def index():
             return redirect(url_for('explanation', session_id=session_id))
         except Exception as e:
             logger.exception(f"Error in index route: {e}")
-            return render_template('index.html', error="An error occurred. Please try again.")
+            return "An error occurred", 500
     return render_template('index.html')
 
 @app.route('/explanation/<session_id>')
@@ -358,5 +358,6 @@ def send_visualization(filename):
 def send_examples(filename):
     return send_from_directory('', filename)
 
+
 if __name__ == "__main__":
     app.run(host="0.0.0.0", port=7860, debug=True)

templates/index.html

@@ -13,15 +13,6 @@
             height: 100vh;
             margin: 0;
         }
-        .error-message {
-            background-color: #ffebee;
-            color: #c62828;
-            padding: 10px;
-            border-radius: 5px;
-            margin-bottom: 20px;
-            text-align: left;
-            font-size: 16px;
-        }
         .container {
             text-align: center;
             background-color: #ffffff;
@@ -196,12 +187,6 @@
             </div>
         </div>
 
-        {% if error %}
-        <div class="error-message">
-            {{ error }}
-        </div>
-        {% endif %}
-
         <form id="method-form" action="{{ url_for('index') }}" method="post" onsubmit="return validateForm();">
             <label for="username">Hi there 👋👋👋 ! What is your name?</label>
             <input type="text" id="username" name="username" required>