refactor: performed pre-commit checks

test_address_validation_demo.py

@@ -8,40 +8,41 @@ from libp2p.utils.address_validation import (
     get_optimal_binding_address,
 )
 
+
 def main():
     print("=== Address Validation Utilities Demo ===\n")
-    
+
     port = 8000
-    
+
     # Test available interfaces
     print(f"Available interfaces for port {port}:")
     interfaces = get_available_interfaces(port)
     for i, addr in enumerate(interfaces, 1):
         print(f"  {i}. {addr}")
-    
+
     print()
-    
+
     # Test optimal binding address
     print(f"Optimal binding address for port {port}:")
     optimal = get_optimal_binding_address(port)
     print(f"  -> {optimal}")
-    
+
     print()
-    
+
     # Check for wildcard addresses
     wildcard_found = any("0.0.0.0" in str(addr) for addr in interfaces)
     print(f"Wildcard addresses found: {wildcard_found}")
-    
+
     # Check for loopback addresses
     loopback_found = any("127.0.0.1" in str(addr) for addr in interfaces)
     print(f"Loopback addresses found: {loopback_found}")
-    
+
     # Check if optimal is wildcard
     optimal_is_wildcard = "0.0.0.0" in str(optimal)
     print(f"Optimal address is wildcard: {optimal_is_wildcard}")
-    
+
     print()
-    
+
     if not wildcard_found and loopback_found and not optimal_is_wildcard:
         print("✅ All checks passed! Address validation is working correctly.")
         print("   - No wildcard addresses")
@@ -49,9 +50,9 @@ def main():
         print("   - Optimal address is secure")
     else:
         print("❌ Some checks failed. Address validation needs attention.")
-    
+
     print()
-    
+
     # Test different protocols
     print("Testing different protocols:")
     for protocol in ["tcp", "udp"]:
@@ -60,5 +61,6 @@ def main():
         if "0.0.0.0" in str(addr):
             print(f"    ⚠️  Warning: {protocol} returned wildcard address")
 
+
 if __name__ == "__main__":
     main()