examen.py

#Imports éventuels
from itertools import chain
import matplotlib.pyplot as plt
#Déclaration des classes et des fonctions

class TabletteChocolat:
    """
    m: nombres de lignes int
    n : nombres de colonnes int
    """
    def __init__(self, m, n):
        if type(m) != int or type(n) != int:
            raise TypeError
        self.m = m
        self.n = n
    def __str__(self):
        """
        Doc de String
        :return: Tablette de chocolat de mxn
        """
        return 'Tablette de chocolat de ' + str(self.m) + 'x' + str(self.n)
    def __repr__(self):
        """
        Doc de __repr__
        :return: Tablette de chocolat de mxn
        """
        print('Tablette de chocolat de ' + str(self.m) + 'x' + str(self.n))
    def coups_possibles(self):
        """
        Doc de coups_possibles
        :return: generator
        """
        i = 0
        j= 0
        while i < self.m -1:
            i +=1
            yield (i,j)
        i=0
        while j < self.n -1:
            j +=1
            yield (i,j)
        return chain(i,j)
    def est_possible(self, i, j):
        if (i,j) in self.coups_possibles():
            return True
        else:
            return False
    def coupe(self, i, j):
        """
        Doc de coupe
        :param i: int nombre de ligne enlevé
        :param j: int nombre de colonne enlevé
        :return: TabletteChocolat
        """
        if self.est_possible(i,j):
            return TabletteChocolat(self.m - i, self.n - j)
        else:
            raise ValueError('Coup impossible')
    def plot(self):
        m=self.m
        n=self.n
        plt.fill([0,m,m,0,0],[0,0,n,n,0], color='#D5B799')
        for i in range(m):
            for j in range(n):
                X = [i+0.1, i+0.1, i+0.9, i+0.9, i+0.1]
                Y = [j+0.1, j+0.9, j+0.9, j+0.1, j+0.1]
                plt.plot(X,Y, color='#000')
        n = 0
        m -=1
        plt.fill([m+0.1, m+0.1, m+0.9, m+0.9, m+0.1], [n+0.1, n+0.9, n+0.9, n+0.1, n+0.1], color='#000')
        plt.gca().set_aspect('equal')
        plt.axis('off')
        plt.show()
        plt.close()


#Programme Principal

Tablette = TabletteChocolat(4,3)
print(Tablette)
g= Tablette.coups_possibles()
print(list(g))
print(Tablette.est_possible(1,0))
biscuit = Tablette.coupe(1,0)
Tablette.plot()