Cloud Storage Bucket Hierarchy

import matplotlib.pyplot as plt
import numpy as np

fig, ax = plt.subplots(figsize=(12, 10), facecolor='#0a0a0f')
ax.set_facecolor('#0a0a0f')

# Inner ring - Buckets
bucket_sizes = [30, 25, 25, 20]
bucket_labels = ['prod-data', 'analytics', 'backups', 'staging']
bucket_colors = ['#F5276C', '#27D3F5', '#6CF527', '#F5B027']

# Outer ring - Prefixes
prefix_sizes = [12, 10, 8, 10, 8, 7, 12, 8, 5, 10, 6, 4]
prefix_colors = ['#F5276C', '#FF5A94', '#C21F56',
                 '#27D3F5', '#5CE8FF', '#1A9FBA',
                 '#6CF527', '#8FFF5C', '#4DB31F',
                 '#F5B027', '#FFCC5C', '#C28A1F']

wedges_outer, _ = ax.pie(prefix_sizes, radius=1, colors=prefix_colors,
       wedgeprops=dict(width=0.3, edgecolor='#0a0a0f', linewidth=2))

wedges_inner, _ = ax.pie(bucket_sizes, radius=0.7, colors=bucket_colors,
       wedgeprops=dict(width=0.3, edgecolor='#0a0a0f', linewidth=2))

# Add bucket labels
for i, (wedge, label) in enumerate(zip(wedges_inner, bucket_labels)):
    ang = (wedge.theta2 - wedge.theta1) / 2 + wedge.theta1
    x = 0.55 * np.cos(np.radians(ang))
    y = 0.55 * np.sin(np.radians(ang))
    ax.text(x, y, label, ha='center', va='center', fontsize=10, 
            color='white', fontweight='bold')

centre_circle = plt.Circle((0, 0), 0.4, fc='#0a0a0f', ec='#334155', linewidth=2)
ax.add_artist(centre_circle)
ax.text(0, 0, 'S3 Account\n2.4 PB', ha='center', va='center',
        fontsize=12, color='white', fontweight='bold')

# Legend
prefix_labels = ['users/', 'logs/', 'media/', 'raw/', 'processed/', 'reports/',
                 'daily/', 'weekly/', 'archive/', 'dev/', 'test/', 'temp/']
ax.legend(wedges_outer, prefix_labels, loc='center left', bbox_to_anchor=(1.05, 0.5),
          fontsize=9, frameon=True, facecolor='#1e293b', edgecolor='#334155',
          labelcolor='white', title='Prefixes', title_fontsize=10)

ax.set_title('Cloud Storage Hierarchy', fontsize=18, color='#f8fafc',
             fontweight='bold', pad=20)

plt.tight_layout()
plt.show()