Astro Gold License Key • Updated

@staticmethod def is_valid_format(key: str) -> bool: """Check if license key matches expected format""" return bool(AstroGoldLicenseHelper.KEY_PATTERN.match(key.strip().upper()))

@staticmethod def mask_key(key: str, visible_chars: int = 4) -> str: """Mask license key for display (show last X chars)""" normalized = AstroGoldLicenseHelper.normalize_key(key) if len(normalized) < visible_chars: return "***" return "*" * (len(normalized) - visible_chars) + normalized[-visible_chars:] if name == " main ": test_key = "AB12-CD34-EF56-GH78" print("Valid format:", AstroGoldLicenseHelper.is_valid_format(test_key)) print("Normalized:", AstroGoldLicenseHelper.normalize_key(test_key)) print("Masked:", AstroGoldLicenseHelper.mask_key(test_key)) Astro Gold License Key

import re import hashlib class AstroGoldLicenseHelper: """Helper for Astro Gold license key validation and formatting""" @staticmethod def is_valid_format(key: str) -&gt

@staticmethod def normalize_key(key: str) -> str: """Strip whitespace and convert to uppercase""" return key.strip().upper() visible_chars: int = 4) -&gt