Created
November 4, 2022 17:56
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Python: Get full size of an object
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""" | |
Improved version of https://goshippo.com/blog/measure-real-size-any-python-object/ | |
""" | |
import sys | |
def get_size(obj, seen=None): | |
"""Recursively finds size of objects""" | |
size = sys.getsizeof(obj) | |
if seen is None: | |
seen = set() | |
obj_id = id(obj) | |
if obj_id in seen: | |
return 0 | |
# Important mark as seen *before* entering recursion to gracefully handle | |
# self-referential objects | |
seen.add(obj_id) | |
if isinstance(obj, dict): | |
size += sum([get_size(v, seen) for v in obj.values()]) | |
size += sum([get_size(k, seen) for k in obj.keys()]) | |
elif hasattr(obj, '__dict__'): | |
size += get_size(obj.__dict__, seen) | |
elif hasattr(obj, '__slots__'): | |
for slot in obj.__slots__: | |
try: | |
size += get_size(getattr(obj, slot), seen) | |
except: | |
pass | |
elif hasattr(obj, '__iter__') and not isinstance(obj, (str, bytes, bytearray)): | |
size += sum([get_size(i, seen) for i in obj]) | |
return size |
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