Astro Gold License Key Apr 2026

@staticmethod def generate_checksum(key_part: str) -> str: """Simple checksum for validation (example)""" return hashlib.md5(key_part.encode()).hexdigest()[:4].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))

# Example key format: XXXX-XXXX-XXXX-XXXX KEY_PATTERN = re.compile(r'^[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{4}-[A-Z0-9]{4}$') Astro Gold License Key

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

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

If you can share more about your specific use case (e.g., building a license manager, helping users retrieve lost keys, or integrating with Astro Gold itself), I can give you a much more targeted and helpful feature implementation.

@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] visible_chars: int = 4) -&gt

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