Args: key (str): Product key string (with or without hyphens)
// If hyphens are present, check grouping if (cleaned.includes('-')) { return /^[A-HJ-NP-Z1-9]{5}-[A-HJ-NP-Z1-9]{5}-[A-HJ-NP-Z1-9]{5}-[A-HJ-NP-Z1-9]{5}-[A-HJ-NP-Z1-9]{5}$/.test(cleaned); } product key for vmix
return True def checksum_vmix_key(key: str) -> bool: """ Simple modulo checksum (if vMix uses one — example only). Not official — just to show additional validation logic. """ raw = key.replace("-", "").upper() total = sum(ord(ch) for ch in raw) return total % 7 == 0 # Hypothetical rule Args: key (str): Product key string (with or