Contents

class Queen(object):
    def __init__(self, row, column):
        if not 0 <= row <= 7 or not 0 <= column <= 7:
            raise ValueError("Invalid queen position: queen out of the board")
        self.row = row
        self.column = column

    def can_attack(self, another_queen):
        dx = abs(self.row - another_queen.row)
        dy = abs(self.column - another_queen.column)
        if dx == dy == 0:
            raise ValueError(
                'Invalid queen position: both queens in the same square')
        elif dx == dy or dx == 0 or dy == 0:
            return True
        else:
            return False

Version data entries

68 entries across 68 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.179	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.178	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.177	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.176	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.175	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.174	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.173	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.172	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.171	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.170	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.169	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.167	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.166	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.165	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.164	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.163	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.162	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.161	tracks/python/exercises/queen-attack/example.py
trackler-2.2.1.160	tracks/python/exercises/queen-attack/example.py