PYTHON

python check if ip is valid

def check_address(ip_address):
    if ip_address.count('.') != 3 or not all(ip_byte.isdigit() and int(ip_byte) < 255 for ip_byte in ip_address.split('.')):
        return False
    return True

ip validity checker python

def validate_ip_address(address):
    parts = address.split(".")

    if len(parts) != 4:
        print("IP address {} is not valid".format(address))
        return False

    for part in parts:
        if not isinstance(int(part), int):
            print("IP address {} is not valid".format(address))
            return False

        if int(part) < 0 or int(part) > 255:
            print("IP address {} is not valid".format(address))
            return False
 
    print("IP address {} is valid".format(address))
    return True