Astro Gold License Key Online

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

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 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]