module td_1a.cp2048

Short summary

module ensae_teaching_cs.td_1a.cp2048

Simple strategy for 2048.

source on GitHub

Classes

class	truncated documentation
Game2048	Implements the logic of the game 2048.
Game2048State	To store additional information while guessing the best move.
GameOverException	Raised when the game is over.

Functions

function	truncated documentation
evaluate_strategy	Applies method best_move until gameover starting from the current position. Repeats ntries times and the maximum …

Static Methods

staticmethod	truncated documentation
process_line	Moves numbers inside a vector whether this vector represents a row or a column.

Methods

method	truncated documentation
__init__
__init__
__str__	Displays the game as a string.
best_move	Selects the best move knowing the current game. By default, selects a random direction. This function must …
copy	Makes a copy of the game.
gameover	Checks the game is over or not. Returns True in that case.
next_turn	Adds a number in the game.
play	Updates the game after a direction was chosen.
score	Returns the maximum values.

Documentation

Simple strategy for 2048.

source on GitHub

class ensae_teaching_cs.td_1a.cp2048.Game2048(game=None)

Bases : object

Implements the logic of the game 2048.

source on GitHub

Paramètres:

game – None or matrix 4x4

source on GitHub

__init__(game=None)

Paramètres:

game – None or matrix 4x4

source on GitHub

__str__()

Displays the game as a string.

best_move(game=None, state=None, moves=None)

Selects the best move knowing the current game. By default, selects a random direction. This function must not modify the game.

Paramètres:

• game – 4x4 matrix or None for the current matrix

• moves – all moves since the begining

Renvoie:

one integer

source on GitHub

copy()

Makes a copy of the game.

gameover()

Checks the game is over or not. Returns True in that case.

next_turn()

Adds a number in the game.

play(direction)

Updates the game after a direction was chosen.

static process_line(line)

Moves numbers inside a vector whether this vector represents a row or a column.

<<<

from ensae_teaching_cs.td_1a.cp2048 import Game2048
print(Game2048.process_line([0, 2, 2, 4]))

>>>

    [8, 0, 0, 0]

source on GitHub

score()

Returns the maximum values.

class ensae_teaching_cs.td_1a.cp2048.Game2048State(game)

Bases : object

To store additional information while guessing the best move.

source on GitHub

__init__(game)

exception ensae_teaching_cs.td_1a.cp2048.GameOverException

Bases : RuntimeError

Raised when the game is over.

source on GitHub

ensae_teaching_cs.td_1a.cp2048.evaluate_strategy(fct_strategy, ntries=10)

Applies method best_move until gameover starting from the current position. Repeats ntries times and the maximum number in every try.

Paramètres:

fct_strategy – a function which returns the best move (see below)

Renvoie:

enumerator on scores

One example to show how to test a strategy:

<<<

import random
from ensae_teaching_cs.td_1a.cp2048 import evaluate_strategy


def random_strategy(game, state, moves):
    return random.randint(0, 3)


scores = list(evaluate_strategy(random_strategy))
print(scores)

>>>

    [32, 64, 128, 32, 128, 64, 64, 128, 64, 64]

source on GitHub