Importing and inheritance problems

card.py

class Card:
    """ Attributes and methods for the Card class """
    suits = ["Clubs", "Diamonds", "Hearts", "Spades"]
    ranks = ["narf", "Ace", "2", "3", "4", "5", "6", "7",
                  "8", "9", "10", "Jack", "Queen", "King"]

    def __init__(self, suit = 0, rank = 0):
        self.suit = suit
        self.rank = rank
        
    def __str__(self):
        # self.ranks is refering to the class attribute ranks. It could be called also with Card.ranks
        return (self.ranks[self.rank] + " of " + self.suits[self.suit])


    # def cmp(self, other):
    #     # Check the suits
    #     if self.suit > other.suit:
    #         return 1
    #     if self.suit < other.suit:
    #         return -1
    #     if self.rank > other.rank:
    #         return 1
    #     if self.rank < other.rank:
    #         return -1
    #     return 0

# Make the ace bigger than king
    def cmp(self, other):
        if self.suit > other.suit:
            return 1
        if self.suit < other.suit:
            return -1
        if self.rank < other.rank:
            return 1
        if self.rank > other.rank:
            return -1
        return 0


    def __eq__(self, other):
        return self.cmp(other) == 0


    def __le__(self, other):
        return self.cmp(other) <= 0


    def __ge__(self, other):
        return self.cmp(other) >= 0


    def __gt__(self, other):
        return self.cmp(other) > 0


    def __lt__(self, other):
        return self.cmp(other) < 0


    def __ne__(self, other):
        return self.cmp(other) != 0

deck.py

from hand import Hand
from card import Card
import random


class Deck:
    """ Deck class """


    def __init__(self):
        self.cards = []
        for suit in range(4):
            for rank in range(1, 14):
                self.cards.append(Card(suit, rank))


    def print_deck(self):
        for card in self.cards:
            print(card)


    def __str__(self):
        s = ""
        for i in range(len(self.cards)):
            s = s + " " * i + str(self.cards[i]) + "\n"
        return s


    def shufflev1(self):
        rng = random.Random()
        num_cards = len(self.cards)
        for i in range(num_cards):
            j = rng.randrange(i, num_cards)
            (self.cards[i], self.cards[j])= (self.cards[j], self.cards[i])         # Good method to shuffle the deck without using shuffle random method


    def shufflev2(self):
        rng = random.Random()           # Create a random generator
        rng.shuffle(self.cards)               # Use its shuffle method


    def remove(self, card):
        if card in self.cards:
            self.cards.remove(card)
            return True
        else:
            return False


    def pop(self):
        # pop removes last card on the deck, so we are dealing from the bottom of it.
        return self.cards.pop()


    def is_empty(self):
        return self.cards == []


    #23.3 Dealing cards
    def deal(self, hands, num_cards = 999):
        num_hands = len(hands)
        for i in range(num_cards):
            if self.is_empty():
                break                               # Break if out of cards
            card = self.pop()                  # Take the top card
            hand = hands[i % num_hands]     # Whose turn is next?
            hand.add(card)                      # Add the card to the hand


deck = Deck()
deck.shufflev2()
hand = Hand("Frank")
deck.deal([hand], 5)
print(hand)

hand.py

from deck import Deck

class Hand(Deck):
    """ Main class for Hand """

    def __init__(self, name=""):
        self.cards = []
        self.name = name


    def add(self, card):
        self.cards.append(card)