Performance Review Agent

import pandas as pd
from datetime import datetime

def calculate_performance(emp_data):
    metrics = {
        'productivity': emp_data.get('tasks_completed', 0) / emp_data.get('target', 1),
        'quality': emp_data.get('quality_score', 0),
        'collaboration': emp_data.get('peer_score', 0)
    }
    return metrics

def generate_review(metrics):
    avg = sum(metrics.values()) / len(metrics)
    rating = 'Exceeds' if avg >= 0.9 else 'Meets' if avg >= 0.7 else 'Needs Improvement'
    return {'rating': rating, 'average': avg, 'metrics': metrics}