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81 lines
2.2 KiB
Python
81 lines
2.2 KiB
Python
"""Functions for tracking poker hands and assorted card tasks.
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Python list documentation: https://docs.python.org/3/tutorial/datastructures.html
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"""
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def get_rounds(number):
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"""Create a list containing the current and next two round numbers.
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:param number: int - current round number.
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:return: list - current round and the two that follow.
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"""
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return [number, number + 1, number + 2]
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def concatenate_rounds(rounds_1, rounds_2):
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"""Concatenate two lists of round numbers.
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:param rounds_1: list - first rounds played.
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:param rounds_2: list - second set of rounds played.
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:return: list - all rounds played.
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"""
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return rounds_1 + rounds_2
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def list_contains_round(rounds, number):
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"""Check if the list of rounds contains the specified number.
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:param rounds: list - rounds played.
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:param number: int - round number.
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:return: bool - was the round played?
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"""
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return number in rounds
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def card_average(hand):
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"""Calculate and returns the average card value from the list.
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:param hand: list - cards in hand.
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:return: float - average value of the cards in the hand.
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"""
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return sum(hand) / len(hand)
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def approx_average_is_average(hand):
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"""Return if the (average of first and last card values) OR ('middle' card) == calculated average.
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:param hand: list - cards in hand.
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:return: bool - does one of the approximate averages equal the `true average`?
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"""
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size = len(hand)
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actual_avg = card_average(hand)
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first_last = (hand[0] + hand[size - 1]) / 2
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median = hand[size // 2]
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return actual_avg in (first_last, median)
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def average_even_is_average_odd(hand):
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"""Return if the (average of even indexed card values) == (average of odd indexed card values).
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:param hand: list - cards in hand.
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:return: bool - are even and odd averages equal?
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"""
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return card_average(hand[::2]) == card_average(hand[1::2])
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def maybe_double_last(hand):
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"""Multiply a Jack card value in the last index position by 2.
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:param hand: list - cards in hand.
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:return: list - hand with Jacks (if present) value doubled.
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"""
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if hand[-1] == 11:
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hand[-1] *= 2
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return hand
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