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python批量建立对象

我是小小懒 2022-03-31 阅读 36

方法一:

class Blog:
   def __init__(self,num):
       print("a new object num is",num)
       self.value = num
     
   def __str__(self):
       return str(self.value+3)
 
# 循环建立四个对象,locals()函数可以将字符串转换为变量名!
#具体的操作和含义我并不清楚,大家可以自行百度~
for i in range(1,5):
    locals()['blog_'+str(i)] = Blog(i)
 
#验证是否有blo_3这个对象变量
print(blog_3)

效果:

('a new object num is', 1)
('a new object num is', 2)
('a new object num is', 3)
('a new object num is', 4)
3

方法二:(用的较多)

class bianyuan(custom):
    cj = 430080
    def __init__(self, name, data, cj):
        super(bianyuan, self).__init__(name)
        self.cj = cj
        self.data = data
    def distribute(self, slip):
        self.data = self.data + slip
​
​
flag = 1  ##设置flag,用于批量命名对象
for name in m_qos_suit_keys:
    # for i in range(1,101):
    if flag<101:
        locals()["bianyuan_"+str(flag)] = bianyuan(name, 0, m_limit.get(name))  ##批量命名对象
        flag += 1
        
bianyuan_1.distribute(slip)
bianyuan_2.distribute(slip)
bianyuan_3.distribute(slip)
​
print(bianyuan_1.data)
print(bianyuan_1.name)
print(bianyuan_2.data)
print(bianyuan_2.name)
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