How to use the cowpy.cow.Milk function in cowpy

"    /___________/___/|\n"
            "    |          |     |\n"
            "    |  ==\\ /== |     |\n"
            "    |   O   O  | \\ \\ |\n"
            "    |     <    |  \\ \\|\n"
            "   /|          |   \\ \\\n"
            "  / |  \\_____/ |   / /\n"
            " / /|          |  / /|\n"
            "/||\\|          | /||\\/\n"
            "    -------------|   \n"
            "        | |    | | \n"
            "       <__/    \\__>")
        super(Milk, self).__init__(**kwargs)


COWACTERS['milk'] = Milk


class Moofasa(Cowacter):
    def __init__(self, **kwargs):
        kwargs['body'] = (
            "       {thoughts}    ____\n"
            "        {thoughts}  /    \\\n"
            "          | ^__^ |\n"
            "          | ({eyes}) |______\n"
            "          | (__) |      )\\/\\\n"
            "           \\____/|----w |\n"
            "                ||     ||\n"
            "\n"
            "                Moofasa")
        super(Moofasa, self).__init__(**kwargs)

"  {thoughts}    |__________|\n"
            "      /           /\\\n"
            "     /           /  \\\n"
            "    /___________/___/|\n"
            "    |          |     |\n"
            "    |  ==\\ /== |     |\n"
            "    |   O   O  | \\ \\ |\n"
            "    |     <    |  \\ \\|\n"
            "   /|          |   \\ \\\n"
            "  / |  \\_____/ |   / /\n"
            " / /|          |  / /|\n"
            "/||\\|          | /||\\/\n"
            "    -------------|   \n"
            "        | |    | | \n"
            "       <__/    \\__>")
        super(Milk, self).__init__(**kwargs)

"'":".----.",
    "-":"-....-",
    "/":"-..-.",
    "@":".--.-.",
    "=":"-...-",
    " ":"/"
}

decode_morse = dict((morse_char, char) for (char, morse_char) in encode_morse.items())

cowList = {
    "cow":cow.Cowacter(),
    "hellokitty":cow.HelloKitty(),
    "bunny":cow.Bunny(),
    "cheese":cow.Cheese(),
    "milk":cow.Milk(),
    "bong":cow.BongCow(),
    "eyes":cow.Eyes(),
    "legitvore":cow.HeadInCow(),
    "666":cow.Satanic(),
    "frogs":cow.BudFrogs(),
    "daemon":cow.Daemon(),
    "moofasa":cow.Moofasa(),
    "mutilated":cow.Mutilated(),
    "skeleton":cow.Skeleton(),
    "small":cow.Small(),
    "excusemewhatthefuck":cow.Sodomized(),
    "garfield":cow.Stimpy(),
    "tux":cow.Tux(),
    "vader":cow.Vader()
}