python3中lambda函数

def make_repeater(n):

    return lambda s:s*n

twice=make_repeater(2)

 

print(twice('wwss'))

 

print(twice(2)) 

 

 

结果：

/Users/didi/Documents/pycarm/venv/bin/python /Users/didi/Documents/pycharm_workstation/lambda_test.py
wwsswwss
4

Process finished with exit code 0