位置參數OSX

MAC終端說傳遞兩個位置參數到take_damage方法IM ...位置參數OSX

from enemy import Enemy 

random_monster = Enemy("Basic enemy", 12, 1) 
print(random_monster) 

random_monster.take_damage(4) 
print(random_monster)

及其他文件在這裏______________________

class Enemy: 

def __init__(self, name="Enemy", hit_points = 0, lives = 1): 
    self.name = name 
    self.hit_points = hit_points 
    self.lives = lives 

def take_damage(damage): 
    remaining_points = self.hit_points - take_damage 
    if remaining_points >= 0: 
     self.hit_points = remaining_points 
     print("i took {} damage and have {} left".format(damage, self.hit_points)) 
    else: 
     self.lives -= 1 

def __str__(self): 
    return "Name: {0.name}, Lives: {0.lives}, Hitpoints: {0.hit_points}".format(self)

來源

2017-08-30 KeatonBenning

的所有方法都需要採取self以及作爲任何其他論點。

def take_damage(self, damage):

來源

2017-08-30 19:55:08

ahh想通了，謝謝你！我也試圖減去take_damage而不是損壞。愚蠢的學習錯誤大聲笑 – KeatonBenning

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