python idePython id() function returns the “identity” of the object. The identity of an object is an integer, which is guaranteed to be unique and constant for this object during its lifetime. Python id()函數返回對象的“身份”。 一個對象的
python 核心數Python hex() function is used to convert an integer to a lowercase hexadecimal string prefixed with “0x”. Python hex()函數用于將整數轉換為以“ 0x”為前綴的小寫十六進制字符串。 We can also pass an object to hex() function, in t