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Update app.py
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import gradio as gr
import json
from datetime import datetime
from datasets import Dataset
from huggingface_hub import login, HfApi
import pandas as pd
import os
import time
import tempfile
import logging
# Setup logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
# Replace with your actual dataset name
DATASET_NAME = "ysharma/gradio-hackathon-registrations-2025"
COUNTER = """
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Hackathon Countdown</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
margin: 0;
padding: 20px;
}
.countdown-container {
background-image: url('/gradio_api/file=background.jpg');
background-size: cover;
background-position: center;
background-repeat: no-repeat;
border-radius: 20px;
padding: 40px;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
text-align: center;
max-width: 600px;
width: 100%;
margin: 0 auto;
display: block;
position: relative;
}
.countdown-container::before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(255, 255, 255, 0.85);
border-radius: 20px;
z-index: 1;
}
/* Dark theme adjustments */
@media (prefers-color-scheme: dark) {
.countdown-container::before {
background: rgba(0, 0, 0, 0.6);
}
.title {
color: #ffffff;
}
.number {
color: #ffffff;
}
.label {
color: #cccccc;
}
}
.countdown-container > * {
position: relative;
z-index: 2;
}
.title {
font-size: 28px;
font-weight: 600;
color: #333;
margin-bottom: 40px;
}
.countdown {
display: flex;
justify-content: space-around;
align-items: center;
gap: 20px;
flex-wrap: wrap;
}
.time-unit {
display: flex;
flex-direction: column;
align-items: center;
min-width: 100px;
}
.circle {
position: relative;
width: 100px;
height: 100px;
margin-bottom: 15px;
}
.circle svg {
width: 100%;
height: 100%;
transform: rotate(-90deg);
}
.circle-bg {
fill: none;
stroke: #e9ecef;
stroke-width: 6;
}
.circle-progress {
fill: none;
stroke: #ff6b35;
stroke-width: 6;
stroke-linecap: round;
stroke-dasharray: 283;
stroke-dashoffset: 283;
transition: stroke-dashoffset 0.3s ease;
}
.number {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
font-size: 32px;
font-weight: 700;
color: #333;
font-family: 'Courier New', monospace;
}
.label {
font-size: 16px;
font-weight: 500;
color: #666;
text-transform: uppercase;
letter-spacing: 1px;
}
@media (max-width: 480px) {
.countdown {
gap: 15px;
}
.circle {
width: 80px;
height: 80px;
}
.number {
font-size: 24px;
}
.title {
font-size: 22px;
margin-bottom: 30px;
}
}
</style>
</head>
<body>
<div class="countdown-container">
<h1 class="title">Registrations and Submissions are available until June 10 UTC EOD</h1>
<div class="countdown">
<div class="time-unit">
<div class="circle">
<svg>
<circle class="circle-bg" cx="50" cy="50" r="45"></circle>
<circle class="circle-progress" cx="50" cy="50" r="45" id="days-progress"></circle>
</svg>
<div class="number" id="days">00</div>
</div>
<div class="label">Days</div>
</div>
<div class="time-unit">
<div class="circle">
<svg>
<circle class="circle-bg" cx="50" cy="50" r="45"></circle>
<circle class="circle-progress" cx="50" cy="50" r="45" id="hours-progress"></circle>
</svg>
<div class="number" id="hours">00</div>
</div>
<div class="label">Hours</div>
</div>
<div class="time-unit">
<div class="circle">
<svg>
<circle class="circle-bg" cx="50" cy="50" r="45"></circle>
<circle class="circle-progress" cx="50" cy="50" r="45" id="minutes-progress"></circle>
</svg>
<div class="number" id="minutes">00</div>
</div>
<div class="label">Minutes</div>
</div>
<div class="time-unit">
<div class="circle">
<svg>
<circle class="circle-bg" cx="50" cy="50" r="45"></circle>
<circle class="circle-progress" cx="50" cy="50" r="45" id="seconds-progress"></circle>
</svg>
<div class="number" id="seconds">00</div>
</div>
<div class="label">Seconds</div>
</div>
</div>
</div>
<script>
// Set your target date here in UTC (Year, Month-1, Day, Hour, Minute, Second)
// Month is 0-indexed (0 = January, 11 = December)
const targetDate = new Date(Date.UTC(2025, 5, 10, 23, 59, 59)); // June 15, 2025, 10:00 AM UTC
function updateCountdown() {
const now = new Date(); // Current time in UTC milliseconds
const difference = targetDate.getTime() - now.getTime();
if (difference > 0) {
const days = Math.floor(difference / (1000 * 60 * 60 * 24));
const hours = Math.floor((difference % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
const minutes = Math.floor((difference % (1000 * 60 * 60)) / (1000 * 60));
const seconds = Math.floor((difference % (1000 * 60)) / 1000);
// Update numbers
document.getElementById('days').textContent = days.toString().padStart(2, '0');
document.getElementById('hours').textContent = hours.toString().padStart(2, '0');
document.getElementById('minutes').textContent = minutes.toString().padStart(2, '0');
document.getElementById('seconds').textContent = seconds.toString().padStart(2, '0');
// Update progress circles
updateProgress('days-progress', days, 365); // Max 365 days
updateProgress('hours-progress', hours, 24);
updateProgress('minutes-progress', minutes, 60);
updateProgress('seconds-progress', seconds, 60);
} else {
// Countdown has ended
document.getElementById('days').textContent = '00';
document.getElementById('hours').textContent = '00';
document.getElementById('minutes').textContent = '00';
document.getElementById('seconds').textContent = '00';
// Reset all progress circles
updateProgress('days-progress', 0, 365);
updateProgress('hours-progress', 0, 24);
updateProgress('minutes-progress', 0, 60);
updateProgress('seconds-progress', 0, 60);
}
}
function updateProgress(elementId, current, max) {
const circle = document.getElementById(elementId);
const circumference = 283; // 2 * Ο€ * 45 (radius)
const progress = (current / max) * circumference;
const offset = circumference - progress;
circle.style.strokeDashoffset = offset;
}
// Update countdown immediately and then every second
updateCountdown();
setInterval(updateCountdown, 1000);
</script>
</body>
</html>
"""
def safe_add_to_dataset(registration_data, max_retries=5, retry_delay=3):
"""
Safely add new registration data with bulletproof error handling
NEVER creates new datasets - only adds to existing ones
"""
try:
logger.info("Starting new registration process")
# Create new row
new_row = {
"timestamp": registration_data["timestamp"],
"full_name": registration_data["personal_info"]["full_name"],
"email": registration_data["personal_info"]["email"],
"github_username": registration_data["personal_info"]["github_username"] or "",
"hf_username": registration_data["personal_info"]["hf_username"],
"track_interest": str(registration_data["participation"]["track_interest"]),
"participation_type": registration_data["participation"]["participation_type"],
"teammates": registration_data["teammates"] or "",
"project_description": registration_data["additional"]["project_description"] or ""
}
logger.info("Created new row data")
# Multi-attempt loading with different strategies
existing_df = None
load_successful = False
for attempt in range(max_retries):
logger.info(f"Loading attempt {attempt + 1}/{max_retries}")
try:
# Strategy 1: Direct parquet file access (most reliable)
api = HfApi()
files = api.list_repo_files(DATASET_NAME, repo_type="dataset")
parquet_files = [f for f in files if f.endswith('.parquet') and 'train' in f]
if parquet_files:
logger.info(f"Found parquet file: {parquet_files[0]}")
# Download to temporary location
with tempfile.TemporaryDirectory() as temp_dir:
parquet_file = api.hf_hub_download(
repo_id=DATASET_NAME,
filename=parquet_files[0],
repo_type="dataset",
cache_dir=temp_dir,
force_download=True
)
existing_df = pd.read_parquet(parquet_file)
logger.info(f"Successfully loaded {len(existing_df)} existing rows")
load_successful = True
break
else:
logger.warning("No parquet files found")
except Exception as load_error:
logger.warning(f"Attempt {attempt + 1} failed: {str(load_error)[:100]}")
if attempt < max_retries - 1:
logger.info(f"Waiting {retry_delay} seconds before retry...")
time.sleep(retry_delay)
continue
# CRITICAL SAFETY CHECK: Never proceed without existing data
if not load_successful or existing_df is None:
error_msg = "🚨 CRITICAL SAFETY ERROR: Could not load existing dataset after multiple attempts."
logger.error(error_msg)
logger.error("🚨 REFUSING to proceed to prevent data loss!")
logger.error("🚨 Please check dataset manually or contact administrators.")
return False, (
"❌ Registration temporarily unavailable due to technical issues. "
"Please try again in a few minutes. If the problem persists, contact support."
)
# Check for duplicates
duplicate_check = existing_df[
(existing_df['email'].str.lower() == new_row['email'].lower()) |
(existing_df['hf_username'].str.lower() == new_row['hf_username'].lower())
]
if len(duplicate_check) > 0:
logger.warning("Duplicate registration attempt detected")
return False, "❌ Error: This email or Hugging Face username is already registered."
# Add new row safely
combined_df = pd.concat([existing_df, pd.DataFrame([new_row])], ignore_index=True)
logger.info(f"Combined data now has {len(combined_df)} rows (was {len(existing_df)})")
# Create timestamped backup before upload
backup_timestamp = int(time.time())
try:
# Convert to Dataset and upload
logger.info("Converting to HuggingFace Dataset format...")
updated_dataset = Dataset.from_pandas(combined_df)
# Create backup first
backup_name = f"{DATASET_NAME}-auto-backup-{backup_timestamp}"
logger.info(f"Creating backup: {backup_name}")
updated_dataset.push_to_hub(backup_name, private=True)
logger.info("Pushing to main dataset...")
updated_dataset.push_to_hub(DATASET_NAME, private=True)
logger.info("βœ… Successfully saved new registration")
logger.info(f"Total rows in dataset: {len(combined_df)}")
# Quick verification
time.sleep(2)
try:
verify_files = api.list_repo_files(DATASET_NAME, repo_type="dataset")
logger.info("βœ… Upload verification: Files updated successfully")
except:
logger.warning("⚠️ Could not verify upload (this may be normal)")
return True, "Registration successful!"
except Exception as upload_error:
error_msg = str(upload_error).lower()
if any(indicator in error_msg for indicator in ['rate limit', '429', 'too many requests']):
logger.warning("🚨 Rate limit hit - registration system temporarily busy")
return False, "⏳ Registration temporarily unavailable due to high server load. Please try again in 10-15 minutes."
else:
logger.error(f"Upload failed: {upload_error}")
return False, f"❌ Registration failed during upload: {str(upload_error)}"
except Exception as e:
logger.error(f"❌ Unexpected error in registration: {e}")
import traceback
traceback.print_exc()
return False, f"❌ Registration failed: {str(e)}"
def submit_registration(full_name, email, github_username, hf_username,
track_interest, participation_type, teammates,
commitment, api_credits_ack, project_description):
"""Process the registration form submission with enhanced validation"""
# Enhanced validation
if not full_name or not full_name.strip():
return "❌ Error: Please enter your full name"
if not email or not email.strip():
return "❌ Error: Please enter your email address"
if not hf_username or not hf_username.strip():
return "❌ Error: Please enter your Hugging Face username"
if not track_interest:
return "❌ Error: Please select at least one track of interest"
if not participation_type:
return "❌ Error: Please select your participation type"
if not commitment:
return "❌ Error: Please confirm your commitment to participate"
if not api_credits_ack:
return "❌ Error: Please acknowledge the API credits terms"
# Email format validation
import re
email_pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
if not re.match(email_pattern, email.strip()):
return "❌ Error: Please enter a valid email address"
# Process the registration data
registration_data = {
"timestamp": datetime.now().isoformat(),
"personal_info": {
"full_name": full_name.strip(),
"email": email.strip().lower(), # Normalize email
"github_username": github_username.strip() if github_username else "",
"hf_username": hf_username.strip()
},
"participation": {
"track_interest": track_interest,
"participation_type": participation_type,
},
"teammates": teammates.strip() if teammates else None,
"additional": {
"project_description": project_description.strip() if project_description else None,
}
}
# Save to Hugging Face dataset with bulletproof error handling
success, message = safe_add_to_dataset(registration_data)
if not success:
return f"❌ Registration failed: {message}"
return f"""βœ… Registration Successful!
Thank you, {full_name}! Your registration has been received and saved.
πŸ“§ You will receive an email prior to the Hackathon start dates containing information about the API credits, provided you meet the required criteria.
πŸ”‘ API and Compute credits will be distributed well before the Hackathon starting date and time.
πŸ’¬ Be sure to join the Huggingface organization for regular updates on the hackathon and to submit your entries. Join our Discord community channel `agents-mcp-hackathon` for updates and support during the event: https://discord.gg/Qe3jMKVczR
See you at the hackathon! πŸš€"""
# Health check function
def check_dataset_health():
"""Check if the dataset is accessible and healthy"""
try:
api = HfApi()
files = api.list_repo_files(DATASET_NAME, repo_type="dataset")
parquet_files = [f for f in files if f.endswith('.parquet')]
if parquet_files:
logger.info(f"βœ… Dataset health check passed - found {len(parquet_files)} parquet files")
return True
else:
logger.warning("⚠️ Dataset health check: No parquet files found")
return False
except Exception as e:
logger.error(f"❌ Dataset health check failed: {e}")
return False
# Initialize with health check
logger.info("πŸš€ Starting Gradio Hackathon Registration System")
logger.info(f"πŸ“Š Dataset: {DATASET_NAME}")
if check_dataset_health():
logger.info("βœ… System ready - dataset is healthy")
else:
logger.warning("⚠️ System starting with dataset health warnings")
# Create the Gradio interface (same as before, but using safe functions)
with gr.Blocks(title="Gradio Agents & MCP Hackathon 2025",) as demo:
# Header
gr.Markdown("""
# πŸ€– Gradio Agents & MCP Hackathon 2025 Registration πŸš€
**Updates: TOTAL SIGNUPS: 4K+. Signups are available all week till June 8. Emails containing credits are being sent regularly. You won't receive any email on successful registrations.**<br>
**Join our [Discord Community](https://discord.gg/Qe3jMKVczR) channel `agents-mcp-hackathon` for active support during the hackathon.**
**πŸ“… Event Dates:** June 2-10, 2025 | **πŸ† Prizes: $16,500 in cash prizes** **πŸ’» Location:** Online & Global | <br>
**🎁 Bonus: FREE Credits** for participants* from our sponsors worth **$1 MILLION++**
- $250 of GPU/CPU Compute credits **TO EVERY PARTICIPANT** in the Hackathon from [Modal Labs](https://modal.com/)
- $25 of API credits **TO EVERY PARTICIPANT** in the Hackathon from [Huggingface](https://huggingface.co/)
- $25 of API credits to each of the first 3300 participants from [Nebius](https://nebius.com/)
- $25 of API credits to each of the first 1000 participants from [Anthropic](https://www.anthropic.com/)
- $25 of API credits to each of the first 1000 participants from [OpenAI](https://openai.com/)
- $15 of API credits to each of the first 1000 participants from [Hyperbolic Labs](https://hyperbolic.xyz/)
- $25 of API credits to each of the first 500 participants from [MistralAI](https://mistral.ai/)
- $25 of API credits to each of the first 250 participants from [Sambanova.AI](https://sambanova.ai/)
*API and GPU/CPU Compute credits are provided to support hackathon participation and will be distributed based on registration verification.
""")
gr.HTML(COUNTER)
gr.Markdown("---")
with gr.Column():
# Personal Information Section
gr.Markdown("## 1. Personal Information")
full_name = gr.Textbox(
label="Full Name *",
placeholder="Your full name as you'd like it on certificates",
max_lines=1
)
email = gr.Textbox(
label="Email Address *",
placeholder="Primary contact email (we'll send important updates here)",
max_lines=1
)
github_username = gr.Textbox(
label="GitHub Username",
placeholder="Your GitHub username (helps us verify your developer status)",
max_lines=1
)
hf_username = gr.Textbox(
label="Hugging Face Username *",
placeholder="Required for organization access and submissions",
max_lines=1
)
# Hackathon Participation Section
gr.Markdown("## 2. Hackathon Participation")
track_interest = gr.CheckboxGroup(
label="Which track interests you most? *",
choices=[
"Track 1: MCP Server Implementation",
"Track 2: Custom Agent Components",
"Track 3: Agentic Demo Showcase",
]
)
participation_type = gr.Radio(
label="Participation Type *",
choices=[
"Individual participant",
"Joining as a team",
]
)
teammates = gr.Textbox(
label="If you have a team, list your teammates' emails separated by commas",
placeholder="List names and emails of your team members (optional)",
lines=3
)
# Commitment & Verification Section
gr.Markdown("## 3. Commitment & Verification")
commitment = gr.Checkbox(
label="Hackathon Commitment *",
info="I commit to actively participate and submit a project by June 8, 2025",
)
api_credits_ack = gr.Checkbox(
label="API Credits Acknowledgment *",
info="I understand that API credits are provided to support hackathon participation and should be used for building my hackathon project. I commit to using these credits responsibly during the event period."
)
# Additional Information Section
gr.Markdown("## 4. Additional Information")
project_description = gr.Textbox(
label="What type of project are you most excited to build?",
placeholder="Brief description of your project idea or what interests you most",
lines=3
)
# Submit button
submit_btn = gr.Button("πŸš€ Register for Hackathon", variant="primary", size="lg")
# Output
output = gr.Markdown()
# Enhanced submit function
def handle_registration_with_state(*args):
try:
result = submit_registration(*args)
return result, gr.Button("πŸš€ Register for Hackathon", interactive=True, variant="primary")
except Exception as e:
logger.error(f"Registration handling error: {e}")
return f"❌ An unexpected error occurred: {str(e)}", gr.Button("πŸš€ Register for Hackathon", interactive=True, variant="primary")
# Click event
submit_btn.click(
fn=lambda *args: (gr.Button("⏳ Processing Registration...", interactive=False, variant="secondary"), ""),
inputs=[
full_name, email, github_username, hf_username,
track_interest, participation_type, teammates,
commitment, api_credits_ack, project_description,
],
outputs=[submit_btn, output],
queue=False
).then(
fn=handle_registration_with_state,
inputs=[
full_name, email, github_username, hf_username,
track_interest, participation_type, teammates,
commitment, api_credits_ack, project_description,
],
outputs=[output, submit_btn],
queue=True
)
if __name__ == "__main__":
demo.launch(allowed_paths=["."])