-----> __del__ method of Python object-oriented destructor method

1. When to use the Destructor method.

triggered when the object resource is freed.

2. Use the scene.

Help clean up resources, such as resources that the Python interpreter cannot clean up.

Example:

classFoo:def __init__(self,x): self.x=xdef __del__(self):#triggered when an object resource is disposed        Print('now it's __del__ execution .') F=foo (100000)delF#This step frees up resources, and this time triggers the method defined in the __DEL__ function in the function. Print('=======================>')#This print will be executed after the __del__. 

-----> __del__ method of Python object-oriented destructor method