Astro Gold License Key Apr 2026

import re import hashlib class AstroGoldLicenseHelper: """Helper for Astro Gold license key validation and formatting"""

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

@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)) visible_chars: int = 4) -&gt

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

@staticmethod def verify_against_list(key: str, valid_keys: list) -> bool: """Check if key exists in a list of valid licenses""" normalized = AstroGoldLicenseHelper.normalize_key(key) return normalized in [AstroGoldLicenseHelper.normalize_key(k) for k in valid_keys]