iswbm / magic-python

Python 黑魔法手册

http://magic.iswbm.com/

3.3k stars 478 forks source link

Open utterances-bot opened 2 years ago

utterances-bot commented 2 years ago

6.2 默认参数最好不为可变对象 — Python黑魔法手册 1.0.0 documentation

EvanHsieh0415 commented 2 years ago

def func(item, item_list=None):
    if item_list is None:
        item_list = []
    ...