这是代码
import random
class Animal(object):
__name = ""
__animal_type = ""
__mood = 0
def __init__(self, animal_type, animal_name):
self.__animal_type = animal_type
self.__name = animal_name
self.__mood = random.randint(1, 3)
def get_animal_type(self, animal):
return self.__animal_type
def get_name(self, animal):
return self.__name
def check_mood(self, animal):
animal_mood = ""
if self.__mood == 0:
animal_mood = "the mood was 0 and didn't change"
elif self.__mood == 1:
animal_mood = "happy"
elif self.__mood == 2:
animal_mood = "hungry"
elif self.__mood == 3:
animal_mood = "sleepy"
return animal_mood
animal_list = [Animal]
do_animal_creation = True
while do_animal_creation:
print("Welcome to animal gen")
new_animal_type = input("What type of animal? ")
new_animal_name = input("Name of animal? ")
new_animal = Animal(new_animal_type, new_animal_name)
animal_list.append(new_animal)
do_animal_creation = input("Add another animal? y/n: ")
if do_animal_creation != 'y':
do_animal_creation = False
print("\nThanks for using this program.")
else:
do_animal_creation = True
print("Animal list:")
for item in animal_list:
item_name = item.get_name(item)
item_type = item.get_animal_type(item)
item_mood = item.check_mood(item)
print(item_name + " the " + item_type + " is " + item_mood + ".")
每当我尝试调用get_name
或get_animal_type
或check_mood
方法时,都会告诉我我发送了不正确的参数。然后,我尝试使用参数,或者像它要求的那样发送一个参数,或者在类中的方法定义中删除一个参数,而这些都不起作用。我觉得我在语法上没有正确调用方法,但是我不知道我到底在做什么错。
问题来源:stackoverflow
您的animal_list的第一个元素是Animal类,而不是实例。因此,在其上调用实例方法将无法正常工作。无论您尝试进行何种工作(例如将实例作为第一个参数传递),对于随后的实例元素都将失败。
更改
animal_list = [Animal]
# this puts the Animal class in your list
# Note: In Python, lists are not type-parametrized like in other languages,
# which is probably what you assumed you were doing
至
animal_list = []
此外,您的吸气剂不应使用参数:
def get_animal_type(self):
return self.__animal_type
并称之为:
item.get_animal_type()
回答来源:stackoverflow
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