Python_Tips[2] -> 函数延迟调用与变量值

 1 import dis
 2 
 3 def count():
 4     fs = []
 5     for i in range(1,4):
 6         def f():
 7             return i*i
 8         fs.append(f)
 9     return fs
10 
11 def run():
12     f1, f2, f3 = count()
13     # When the function called, the value of i is 3
14     print(f1())
15     print(f2())
16     print(f3())
17 
18 # dis.dis(count)
19 run()