Get the true size of an object in memory

get_size.py

import sys

def get_size(obj):
    size = 0
    if isinstance(obj, dict):
        size+= sum([get_size(v) for v in obj.values()])
        size+= sum([get_size(k) for k in obj.keys()])
    elif hasattr(obj, '__dict__'):
        size+= get_size(obj.__dict__)
    elif hasattr(obj, '__iter__'):
        size+=sum([get_size(i) for i in obj])
    else:
        size+=sys.getsizeof(obj)
    return size

After calling get_size()

Infinite loop
....
server disk swap
...
application down
...