app.py

import gradio as gr
import json
import pandas as pd
import html
import logging

# Set up logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

def load_and_display_json(file):
    try:
        # Function to format tools list as HTML with each tool on a separate line
        def format_tools_list(tools):
            if not tools or not isinstance(tools, list) or len(tools) == 0:
                return "<span style='color: #888;'>No tools used</span>"
            
            html_list = "<ul style='margin: 0; padding-left: 20px;'>"
            for tool in tools:
                # Handle different possible formats of tool information
                if isinstance(tool, dict):
                    # If tool is a dictionary, format it nicely
                    tool_name = tool.get('name', 'Unknown Tool')
                    tool_details = json.dumps(tool, indent=2)
                    html_list += f"""<li style='margin-bottom: 8px;'>
                        <strong>{html.escape(str(tool_name))}</strong>
                        <pre style='margin: 5px 0 0 10px; padding: 5px; background-color: #f8f8f8; border-radius: 3px; font-size: 12px; max-height: 150px; overflow-y: auto;'>{html.escape(tool_details)}</pre>
                    </li>"""
                else:
                    # Simple string or other type
                    html_list += f"<li style='margin-bottom: 5px;'>{html.escape(str(tool))}</li>"
            
            html_list += "</ul>"
            return html_list
        
        # Read the uploaded JSON file
        with open(file.name, 'r', encoding='utf-8') as f:
            data = json.load(f)
        
        # Validate that the data is a list of dictionaries
        if not isinstance(data, list) or not all(isinstance(item, dict) for item in data):
            return "Error: JSON file must contain a list of dictionaries."
        
        # Prepare data for DataFrame
        table_data = []
        for idx, item in enumerate(data):
            # Extract relevant fields, handling missing keys
            eval_metrics = item.get('evaluation_metrics', [])
            
            # Create a formatted string with each score on its own line with 3 decimal places
            if eval_metrics:
                eval_scores = "<br>".join(
                    f"{metric.get('name', 'Unknown')}: {format(float(metric.get('score', 0)), '.3f') if isinstance(metric.get('score'), (int, float)) else metric.get('score', 'N/A')}"
                    for metric in eval_metrics
                )
            else:
                eval_scores = "N/A"
            
            # Format time_spent value if it exists and is numeric
            time_spent = item.get('time_spent', 'N/A')
            if isinstance(time_spent, (int, float)):
                formatted_time = f"{time_spent:.2f}s"
            else:
                formatted_time = time_spent
            
            row = {
                'Index': idx,
                'User ID': item.get('user_id', 'N/A'),
                'Question': item.get('question', 'N/A'),
                'Confidence': item.get('confidence_score', 'N/A'),
                'Send to Human': item.get('send_to_human', 'N/A'),
                'Call Human Message': item.get('call_human_message', 'N/A'),
                'Time Spent': formatted_time,
                'Eval Scores': eval_scores,
                'Response': item.get('chat_response', 'N/A'),
                'Source': item.get('source', 'N/A'),
                'Tools': item.get('tools', []),  # Keep as a list
                'Retrieval Context': item.get('retrieval_context', 'N/A'),
                'Ground Truth': item.get('ground_truth', 'N/A'),
                'Evaluation Metrics': eval_metrics,
                'Information to Check': item.get('information_to_check', 'N/A')
            }
            table_data.append(row)
        
        # Create DataFrame
        df = pd.DataFrame(table_data)
        
        # Create HTML output for display
        html_output = """
        <style>
            table {
                width: 100%;
                border-collapse: collapse;
                margin-bottom: 20px;
                font-family: Arial, sans-serif;
            }
            th, td {
                border: 1px solid #e0e0e0;
                padding: 12px;
                text-align: left;
                font-size: 14px;
                vertical-align: top;
            }
            th {
                background-color: #4CAF50;
                color: white;
                font-weight: bold;
            }
            tr:nth-child(even) {
                background-color: #f9f9f9;
            }
            .send-to-human {
                background-color: #ffcccc !important;
            }
            .low-validity {
                background-color: #fff2cc !important;
            }
            .high-coverage {
                background-color: #1e8449 !important;
                color: white;
            }
            .medium-coverage {
                background-color: #a9dfbf !important;
            }
            .low-coverage {
                background-color: #e0e0e0 !important;
            }
            .expandable {
                cursor: pointer;
                color: white;
                font-weight: bold;
                text-decoration: none;
                display: inline-block;
                padding: 8px;
                transition: all 0.2s;
                border-radius: 4px;
                border: none;
                position: relative;
                text-align: center;
            }
            .expandable:hover {
                filter: brightness(110%);
                box-shadow: 0 2px 4px rgba(0,0,0,0.2);
            }
            .details {
                display: none;
                padding: 20px;
                background-color: #ffffff;
                border: 1px solid #e0e0e0;
                border-radius: 5px;
                margin-top: 10px;
                box-shadow: 0 4px 8px rgba(0,0,0,0.2);
                position: fixed;
                z-index: 1000;
                width: 80%;
                min-width: 600px;
                max-width: 1200px;
                height: auto;
                min-height: 400px;
                max-height: 85vh;
                overflow-y: auto;
                left: 50%;
                top: 50%;
                transform: translate(-50%, -50%);
            }
            .human-message-popup {
                display: none;
                padding: 20px;
                background-color: #ffffff;
                border: 1px solid #e0e0e0;
                border-radius: 5px;
                box-shadow: 0 4px 8px rgba(0,0,0,0.2);
                position: fixed;
                z-index: 1000;
                width: 70%;
                min-width: 500px;
                max-width: 1000px;
                height: auto;
                min-height: 200px;
                max-height: 80vh;
                overflow-y: auto;
                left: 50%;
                top: 50%;
                transform: translate(-50%, -50%);
                background-color: #fff9f9;
                border: 1px solid #d32f2f;
            }
            input[type="checkbox"] {
                display: none !important;
                appearance: none;
                -webkit-appearance: none;
                -moz-appearance: none;
            }
            input[type="checkbox"]:checked ~ .details {
                display: block;
            }
            input[type="checkbox"]:checked ~ .human-message-popup {
                display: block;
            }
            input[type="checkbox"]:checked + .expandable::after {
                content: " (Close)";
            }
            .details strong {
                color: #333;
                font-size: 16px;
                display: block;
                margin-bottom: 5px;
            }
            .details p {
                margin: 10px 0;
                line-height: 1.5;
            }
            .json-viewer {
                background-color: #f5f5f5;
                padding: 10px;
                border-radius: 5px;
                font-family: monospace;
                font-size: 13px;
                overflow-x: auto;
                white-space: pre-wrap;
            }
            pre {
                white-space: pre-wrap;
                word-wrap: break-word;
                margin: 0;
            }
            .color-legend {
                margin: 20px 0;
                padding: 15px;
                border: 1px solid #e0e0e0;
                border-radius: 5px;
                background-color: #f9f9f9;
            }
            .legend-item {
                display: flex;
                align-items: center;
                margin-bottom: 10px;
            }
            .color-box {
                width: 20px;
                height: 20px;
                margin-right: 10px;
                border: 1px solid #ccc;
            }
            .red-box {
                background-color: #ffcccc;
            }
            .yellow-box {
                background-color: #fff2cc;
            }
            .green-box {
                background-color: #1e8449;
            }
            .detail-container {
                position: relative;
            }
            .close-details {
                position: absolute;
                top: 5px;
                right: 5px;
                cursor: pointer;
                background-color: #f44336;
                color: white;
                border: none;
                border-radius: 50%;
                width: 24px;
                height: 24px;
                display: flex;
                align-items: center;
                justify-content: center;
                font-weight: bold;
            }
            .overlay {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background-color: rgba(0,0,0,0.5);
                z-index: 900;
            }
            input[type="checkbox"]:checked ~ .overlay {
                display: block;
            }
            
            /* Column width adjustments */
            table th:nth-child(1), 
            table td:nth-child(1) {
                width: 5%;
                text-align: center;
                font-weight: bold;
            }
            table th:nth-child(2), 
            table td:nth-child(2) {
                width: 15%;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }
            table th:nth-child(3), 
            table td:nth-child(3) {
                width: 25%;
                max-width: 350px;
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
            }
            table th:nth-child(4),
            table td:nth-child(4),
            table th:nth-child(5),
            table td:nth-child(5),
            table th:nth-child(6),
            table td:nth-child(6) {
                width: 8%;
                min-width: 70px;
                text-align: center;
            }
            table th:nth-child(7),
            table td:nth-child(7) {
                width: 21%;
            }
            table th:nth-child(8),
            table td:nth-child(8) {
                width: 20%;
                text-align: center;
            }
            /* Add tooltips for truncated content */
            table td:nth-child(2),
            table td:nth-child(3) {
                position: relative;
            }
            table td:nth-child(2):hover::after,
            table td:nth-child(3):hover::after {
                content: attr(title);
                position: absolute;
                left: 0;
                top: 100%;
                z-index: 500;
                background-color: #333;
                color: #fff;
                padding: 5px 10px;
                border-radius: 4px;
                white-space: pre-wrap;
                max-width: 400px;
                box-shadow: 0 2px 5px rgba(0,0,0,0.2);
            }
        </style>
        
        <div class="color-legend">
            <h3>Row Color Legend</h3>
            <div class="legend-item">
                <div class="color-box" style="background-color: #1e8449; color: white;"></div>
                <div>Dark Green: High Information Coverage - Information Coverage score is at least 0.8 (highest priority)</div>
            </div>
            <div class="legend-item">
                <div class="color-box red-box"></div>
                <div>Red: "Send to Human" is true but with Information Coverage below 0.8</div>
            </div>
            <div class="legend-item">
                <div class="color-box" style="background-color: #a9dfbf;"></div>
                <div>Shallow Green: Medium Information Coverage - Information Coverage score is between 0.5 and 0.8</div>
            </div>
            <div class="legend-item">
                <div class="color-box" style="background-color: #e0e0e0;"></div>
                <div>Light Gray: Low Information Coverage - Information Coverage score is below 0.5</div>
            </div>
        </div>
        
        <style>

        </style>
        <script>
            document.addEventListener('keydown', function(event) {
                if (event.key === 'Escape') {
                    // Find all checked checkboxes and uncheck them
                    document.querySelectorAll('input[type="checkbox"]:checked').forEach(function(checkbox) {
                        checkbox.checked = false;
                    });
                }
            });
        </script>
        """
        
        # Calculate statistics for each row type
        total_rows = len(df)
        send_to_human_count = 0  # Send to Human with less than 0.8 coverage
        all_send_to_human_count = 0  # All Send to Human (regardless of coverage)
        low_coverage_count = 0
        medium_coverage_count = 0
        high_coverage_count = 0
        
        for _, row in df.iterrows():
            # Check for metrics to determine row type
            is_send_to_human = row['Send to Human'] is True
            
            # Count all send to human regardless of coverage
            if is_send_to_human:
                all_send_to_human_count += 1
            
            # Extract coverage score
            coverage_score = None
            if row['Evaluation Metrics']:
                for metric in row['Evaluation Metrics']:
                    if metric.get('name') == 'Information Coverage (GEval)':
                        try:
                            coverage_score = float(metric.get('score', 0))
                        except (ValueError, TypeError):
                            pass
            
            # Count row types (matching the same priority logic used for display)
            if coverage_score is not None and coverage_score >= 0.8:
                high_coverage_count += 1
            elif is_send_to_human:
                send_to_human_count += 1  # This is now "Send to Human with less than 0.8 coverage"
            elif coverage_score is not None:
                if coverage_score >= 0.5:  # Between 0.5 and 0.8
                    medium_coverage_count += 1
                else:  # Below 0.5
                    low_coverage_count += 1
        
        # Calculate percentages
        send_to_human_percent = (send_to_human_count / total_rows * 100) if total_rows > 0 else 0
        all_send_to_human_percent = (all_send_to_human_count / total_rows * 100) if total_rows > 0 else 0
        low_coverage_percent = (low_coverage_count / total_rows * 100) if total_rows > 0 else 0
        medium_coverage_percent = (medium_coverage_count / total_rows * 100) if total_rows > 0 else 0
        high_coverage_percent = (high_coverage_count / total_rows * 100) if total_rows > 0 else 0
        
        # Add statistics summary at the top
        html_output += """
        <div style="margin-bottom: 20px; padding: 15px; border: 1px solid #e0e0e0; border-radius: 5px; background-color: #f9f9f9;">
            <h3>Row Type Statistics</h3>
            <div style="display: flex; flex-wrap: wrap; gap: 15px;">
                <div style="background-color: #1e8449; color: white; padding: 10px; border-radius: 5px; min-width: 200px;">
                    <strong>High Coverage:</strong> {:.1f}% ({} of {} rows)
                </div>
                <div style="background-color: #ffcccc; padding: 10px; border-radius: 5px; min-width: 200px;">
                    <strong>Send to Human (<0.8 coverage):</strong> {:.1f}% ({} of {} rows)
                </div>
                <div style="background-color: #a9dfbf; padding: 10px; border-radius: 5px; min-width: 200px;">
                    <strong>Medium Coverage:</strong> {:.1f}% ({} of {} rows)
                </div>
                <div style="background-color: #e0e0e0; padding: 10px; border-radius: 5px; min-width: 200px;">
                    <strong>Low Coverage:</strong> {:.1f}% ({} of {} rows)
                </div>
                <div style="background-color: #f8d7da; padding: 10px; border-radius: 5px; min-width: 200px; border: 1px dashed #721c24;">
                    <strong>All Send to Human:</strong> {:.1f}% ({} of {} rows)
                </div>
            </div>
        </div>
        """.format(
            high_coverage_percent, high_coverage_count, total_rows,
            send_to_human_percent, send_to_human_count, total_rows,
            medium_coverage_percent, medium_coverage_count, total_rows,
            low_coverage_percent, low_coverage_count, total_rows,
            all_send_to_human_percent, all_send_to_human_count, total_rows
        )
        
        # Add table
        html_output += "<table>"
        html_output += "<tr>" + "".join(f"<th>{col}</th>" for col in ['#', 'User ID', 'Question', 'Confidence', 'Send to Human', 'Time Spent', 'Eval Scores', 'Details']) + "</tr>"
        for _, row in df.iterrows():
            # Check for scores
            low_validity = False
            high_coverage = False
            medium_coverage = False
            low_coverage = False
            input_validity_found = False
            info_coverage_found = False
            
            if row['Evaluation Metrics']:
                logger.info(f"Checking evaluation metrics for row {row['Index']}")
                for metric in row['Evaluation Metrics']:
                    # Check for metrics by name
                    metric_name = metric.get('name', '')
                    if isinstance(metric_name, str):
                        # Check for Input Validity
                        if metric_name == 'Input Validity (GEval)':
                            input_validity_found = True
                            input_validity_value = metric.get('score')
                            logger.info(f"Found Input Validity score: {input_validity_value} (type: {type(input_validity_value).__name__})")
                            
                            # Try to convert to float and check if < 0.8
                            try:
                                if input_validity_value is not None:
                                    float_value = float(input_validity_value)
                                    logger.info(f"Converted to float: {float_value}")
                                    if float_value < 0.8:
                                        low_validity = True
                                        logger.info(f"Low Input Validity detected: {float_value}")
                            except (ValueError, TypeError) as e:
                                logger.warning(f"Could not convert {input_validity_value} to float: {e}")
                        
                        # Check for Information Coverage
                        elif metric_name == 'Information Coverage (GEval)':
                            info_coverage_found = True
                            info_coverage_value = metric.get('score')
                            logger.info(f"Found Information Coverage score: {info_coverage_value} (type: {type(info_coverage_value).__name__})")
                            
                            # Try to convert to float and check for high (>=0.8), medium (0.5-0.8), or low (<0.5) coverage
                            try:
                                if info_coverage_value is not None:
                                    float_value = float(info_coverage_value)
                                    logger.info(f"Converted to float: {float_value}")
                                    if float_value >= 0.8:
                                        high_coverage = True
                                        logger.info(f"High Information Coverage detected: {float_value}")
                                    elif float_value >= 0.5:
                                        medium_coverage = True
                                        logger.info(f"Medium Information Coverage detected: {float_value}")
                                    else:
                                        low_coverage = True
                                        logger.info(f"Low Information Coverage detected: {float_value}")
                            except (ValueError, TypeError) as e:
                                logger.warning(f"Could not convert {info_coverage_value} to float: {e}")
            
            # Determine row class (prioritize high coverage over send_to_human, then medium, then low)
            row_class = ""
            if high_coverage:
                row_class = " class='high-coverage'"
                logger.info(f"Row {row['Index']} marked as 'High Information Coverage'")
            elif row['Send to Human'] is True:
                row_class = " class='send-to-human'"
                logger.info(f"Row {row['Index']} marked as 'Send to Human'")
            elif medium_coverage:
                row_class = " class='medium-coverage'"
                logger.info(f"Row {row['Index']} marked as 'Medium Information Coverage'")
            elif low_coverage:
                row_class = " class='low-coverage'"
                logger.info(f"Row {row['Index']} marked as 'Low Information Coverage'")
            
            html_output += f"<tr{row_class}>"
            html_output += f"<td style='text-align: center;'>{row['Index'] + 1}</td>"
            html_output += f"<td title=\"{html.escape(str(row['User ID']))}\">{html.escape(str(row['User ID']))}</td>"
            html_output += f"<td title=\"{html.escape(str(row['Question']))}\">{html.escape(str(row['Question']))}</td>"
            html_output += f"<td>{row['Confidence']}</td>"
            
            # Add Send to Human cell with conditional message display
            if row['Send to Human'] is True:
                # Format call_human_message as JSON if it's a dictionary
                call_human_message = row['Call Human Message']
                try:
                    if isinstance(call_human_message, dict):
                        formatted_message = json.dumps(call_human_message, indent=2, ensure_ascii=False)
                    else:
                        formatted_message = str(call_human_message)
                except:
                    formatted_message = str(call_human_message)
                
                html_output += f"""<td>
                    <span style='font-weight: bold; color: #d32f2f;'>True</span>
                    <input type='checkbox' id='message_toggle_{row["Index"]}'>
                    <label for='message_toggle_{row["Index"]}' class='expandable' style='margin-top: 5px; background-color: #d32f2f; color: white; border: none; border-radius: 4px; padding: 5px 10px; cursor: pointer; font-size: 12px; display: block; width: calc(100% - 16px); text-align: center;'>Show Message</label>
                    <div class='overlay' onclick="document.getElementById('message_toggle_{row["Index"]}').checked = false;"></div>
                    <div class='human-message-popup' onclick="event.stopPropagation();">
                        <button class="close-details" onclick="document.getElementById('message_toggle_{row["Index"]}').checked = false;">×</button>
                        <strong style='color: #d32f2f; font-size: 16px; margin-bottom: 10px;'>Call Human Message:</strong>
                        <div style='font-size: 14px; color: #000; white-space: pre-wrap; overflow-x: auto; background-color: #f5f5f5; padding: 10px; border-radius: 5px; border: 1px solid #ddd;'>
                            {html.escape(formatted_message)}
                        </div>
                    </div>
                </td>"""
            else:
                html_output += f"<td><span style='color: #555;'>False</span></td>"
                
            html_output += f"<td>{row['Time Spent']}</td>"
            html_output += f"<td>{row['Eval Scores']}</td>"
            
            # Convert JSON objects to pretty-printed strings
            retrieval_context_json = html.escape(str(row['Retrieval Context'])) if row['Retrieval Context'] else "N/A"
            
            # Format evaluation metrics with 3 decimal places for scores
            if row['Evaluation Metrics']:
                formatted_metrics = []
                for metric in row['Evaluation Metrics']:
                    metric_copy = dict(metric)
                    if 'score' in metric_copy and isinstance(metric_copy['score'], (int, float)):
                        metric_copy['score'] = format(float(metric_copy['score']), '.3f')
                    formatted_metrics.append(metric_copy)
                eval_metrics_json = json.dumps(formatted_metrics, indent=2, ensure_ascii=False)
            else:
                eval_metrics_json = "N/A"
            
            # Add buttons for different popups in the same row
            html_output += f"""
                <td class="detail-container">
                    <div style="display: flex; flex-direction: row; justify-content: space-around; gap: 3px;">
                        <!-- Details Button -->
                        <div style="flex: 1;">
                            <input type='checkbox' id='toggle_{row["Index"]}'>
                            <label for='toggle_{row["Index"]}' class='expandable' style="width: 100%; box-sizing: border-box; margin: 0; padding: 5px 2px; font-size: 12px; background-color: #4CAF50;">Details</label>
                            <div class='overlay' onclick="document.getElementById('toggle_{row["Index"]}').checked = false;"></div>
                            <div class='details' onclick="event.stopPropagation();">
                            <button class="close-details" onclick="document.getElementById('toggle_{row["Index"]}').checked = false;">×</button>
                            <strong>Question:</strong>
                            <p>{html.escape(str(row['Question']))}</p>
                            <strong>Ground Truth:</strong>
                            <p>{html.escape(str(row['Ground Truth']))}</p>
                            <strong>Response:</strong>
                            <p>{html.escape(str(row['Response']))}</p>
                            <strong>Source:</strong>
                            <p>{html.escape(str(row['Source']))}</p>
                            <strong>Tools:</strong>
                            <div style="margin-top: 5px; margin-bottom: 10px;">
                                {format_tools_list(row['Tools'])}
                            </div>
                            {f"<strong style='color: #d32f2f;'>Call Human Message:</strong><p style='color: #d32f2f; white-space: pre-wrap;'>{html.escape(formatted_message)}</p>" if row['Send to Human'] is True else ""}
                            <strong>Information to Check:</strong>
                            <p>{html.escape(str(row['Information to Check']))}</p>
                        </div>
                    </div>
                    
                    <!-- Evaluation Metrics Button -->
                        <div style="flex: 1;">
                            <input type='checkbox' id='metrics_toggle_{row["Index"]}'>
                            <label for='metrics_toggle_{row["Index"]}' class='expandable' style="width: 100%; box-sizing: border-box; margin: 0; padding: 5px 2px; font-size: 12px; background-color: #2196F3;">Metrics</label>
                            <div class='overlay' onclick="document.getElementById('metrics_toggle_{row["Index"]}').checked = false;"></div>
                            <div class='details' onclick="event.stopPropagation();">
                            <button class="close-details" onclick="document.getElementById('metrics_toggle_{row["Index"]}').checked = false;">×</button>
                            <strong>Information to Check:</strong>
                            <p style="margin-bottom: 15px; padding: 8px; background-color: #f5f5f5; border-left: 4px solid #2196F3; border-radius: 3px;">{html.escape(str(row['Information to Check']))}</p>
                            <strong>Evaluation Metrics:</strong>
                            <div class='json-viewer'><pre>{html.escape(eval_metrics_json)}</pre></div>
                        </div>
                    </div>
                    
                    <!-- Retrieval Context Button -->
                        <div style="flex: 1;">
                            <input type='checkbox' id='context_toggle_{row["Index"]}'>
                            <label for='context_toggle_{row["Index"]}' class='expandable' style="width: 100%; box-sizing: border-box; margin: 0; padding: 5px 2px; font-size: 12px; background-color: #FF9800;">Context</label>
                            <div class='overlay' onclick="document.getElementById('context_toggle_{row["Index"]}').checked = false;"></div>
                            <div class='details' onclick="event.stopPropagation();">
                            <button class="close-details" onclick="document.getElementById('context_toggle_{row["Index"]}').checked = false;">×</button>
                            <strong>Retrieval Context:</strong>
                            <div class='json-viewer'><pre>{retrieval_context_json}</pre></div>
                        </div>
                        </div>
                    </div>
                </td>
            """
            html_output += "</tr>"
        html_output += "</table>"
        
        return html_output
    except Exception as e:
        return f"Error processing JSON file: {str(e)}"

# Create Gradio interface
with gr.Blocks() as demo:
    gr.Markdown("# JSON Data Visualization")
    gr.Markdown("Upload a JSON file containing a list of dictionaries to visualize the data.")
    
    with gr.Accordion("Row Color Legend", open=True):
        gr.Markdown("""
        * **Dark Green rows**: High Information Coverage - Information Coverage score is at least 0.8 (highest priority)
        * **Red rows**: "Send to Human" is true but with Information Coverage below 0.8
        * **Shallow Green rows**: Medium Information Coverage - Information Coverage score is between 0.5 and 0.8
        * **Light Gray rows**: Low Information Coverage - Information Coverage score is below 0.5
        
        The statistics section also includes "All Send to Human" count (including those with high coverage).
        """)
    
    file_input = gr.File(label="Upload JSON File", file_types=[".json"])
    output = gr.HTML(label="Data Visualization")
    file_input.change(load_and_display_json, inputs=file_input, outputs=output)

# Launch the interface
demo.launch()