python 内存管理

标签：word   script   widget   arm   false   pythonh   同步   off   ref   

• 小整数缓存池

a = 1
b = 1
print(a is b) # True

• 短字符串

# True
a = "good"
b = "good"
print(a is b)

# False
a = "very good morning"
b = "very good morning"
print(a is b)

# False
a = []
b = []
print(a is b)

本文首发于python黑洞网，博客园同步更新

python 内存管理

标签：word   script   widget   arm   false   pythonh   同步   off   ref   

原文地址：https://www.cnblogs.com/pythonzhilian/p/12625283.html