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33 lines
1.1 KiB
Python
33 lines
1.1 KiB
Python
import sys
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from numbers import Number
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from collections import Set, Mapping, deque
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zero_depth_bases = (str, bytes, Number, range, bytearray)
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iteritems = 'items'
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def getsize(obj_0):
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"""Recursively iterate to sum size of object & members."""
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_seen_ids = set()
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def inner(obj):
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obj_id = id(obj)
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if obj_id in _seen_ids:
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return 0
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_seen_ids.add(obj_id)
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size = sys.getsizeof(obj)
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if isinstance(obj, zero_depth_bases):
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pass # bypass remaining control flow and return
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elif isinstance(obj, (tuple, list, Set, deque)):
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size += sum(inner(i) for i in obj)
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elif isinstance(obj, Mapping) or hasattr(obj, iteritems):
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size += sum(inner(k) + inner(v) for k, v in getattr(obj, iteritems)())
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# Check for custom object instances - may subclass above too
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if hasattr(obj, '__dict__'):
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size += inner(vars(obj))
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if hasattr(obj, '__slots__'): # can have __slots__ with __dict__
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size += sum(inner(getattr(obj, s)) for s in obj.__slots__ if hasattr(obj, s))
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return size
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return inner(obj_0)
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