examples/robots.py
def handle_input(self, input):
        '''Takes a single character string as input and alters the game
        state according to that input. Mostly, this means moving the
        player around. Returns a new game state and boolean indicating
        whether the input had an effect on the state.'''

        dirs = {
            'h': (-1, 0),
            'j': (0, 1),
            'k': (0, -1),
            'l': (1, 0),
            'y': (-1, -1),
            'u': (1, -1),
            'n': (1, 1),
            'b': (-1, 1),
        }

        if input in dirs:
            new_self = (lens.player + dirs[input])(self)
            if not new_self.player.inside():
                return self, False
            return new_self, True
        elif input == '.':
            return self, True
        elif input == 'q':
            return self.end_game(), False
        elif input == 't':
            self = lens.player.set(Vector.random())(self)
            return self, True
        else:
            return self, False
def handle_input(self, input):
        '''Takes a single character string as input and alters the game
        state according to that input. Mostly, this means moving the
        player around. Returns a new game state and boolean indicating
        whether the input had an effect on the state.'''

        dirs = {
            'h': (-1, 0),
            'j': (0, 1),
            'k': (0, -1),
            'l': (1, 0),
            'y': (-1, -1),
            'u': (1, -1),
            'n': (1, 1),
            'b': (-1, 1),
        }

        if input in dirs:
            new_self = (lens.player + dirs[input])(self)
            if not new_self.player.inside():
                return self, False
            return new_self, True
        elif input == '.':
            return self, True
        elif input == 'q':
            return self.end_game(), False
        elif input == 't':
            self = lens.player.set(Vector.random())(self)
            return self, True
        else:
            return self, False
Takes a single character string as input and alters the game
        state according to that input. Mostly, this means moving the
        player around. Returns a new game state and boolean indicating
        whether the input had an effect on the state.