Human Poker functions | Python Fiddle

def weave_shuffle(deck, p=16):
    """Return the deck slightly shuffled, like a human might do it.
    First cut the deck, then weave it together again in p partitions."""
    n = len(deck)
    for i in range(p/2-1):
        deck = deck[:n/p+2*i*n/p] + deck[n/2+i*n/p:n/2+(i+1)*n/p] + deck[n/p+2*i*n/p:n/2+i*n/p] + deck[n/2+(i+1)*n/p:]
    return deck

def cut(deck):
    n = len(deck)
    deck = deck[n/2:] + deck[:n/2]
    return deck

def human_deal(numhands, n=5, deck=[r+s for r in '23456789TJQKA' for s in 'SHDC']):
    "Don't shuffle, and deal the cards one by one."
    return zip(*[deck[i*numhands:(i+1)*numhands] for i in range(n)])

# usage example:

deck=[r+s for r in '23456789TJQKA' for s in 'SHDC']
deck = weave_shuffle(deck)
deck = weave_shuffle(deck)
deck = weave_shuffle(deck)
deck = cut(deck)
hands = human_deal(4, 5, deck)
for hand in hands:
    print hand

# At this point you might sort and evaluate the hands, then return them to
# the bottom of the deck. Shuffle, cut, and deal again.
# Repeat this some hundred thousand times and watch how probabilities differ
# compared to 'computer shuffled' hands.

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