Karthikeyan Singaravelan <tir.kar...@gmail.com> added the comment:
Can reproduce this on Python 3.5 and 3.6 too
# Python 3.5
➜ cpython git:(f497e74) $ ./python
Python 3.5.6rc1+ (remotes/upstream/3.5:f497e74, Jul 25 2018, 14:32:33)
[GCC 5.4.0 20160609] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>>
➜ cpython git:(f497e74) $ PYTHONDUMPREFS=1 ./python -c pass
(...)
0x7f9bac534478 [1] 'Thread-local data'
0x7f9bac538d78 [1] (<class '_thread._local'>, <class 'object'>)
0x7f9bac5343a0 [1] <built-in method __new__ of type object at 0x8b1a00>
0x7f9bac53d358 [1] <slot wrapper '__delattr__' of '_thread._local' objects>
0x7f9bac53d2d8 [1] <slot wrapper '__setattr__' of '_thread._local' objects>
0x7f9bac53d258 [1] <slot wrapper '__getattribute__' of '_thread._local' objects>
0x7f9bac541288 [1] {'__getattribute__': <slot wrapper '__getattribute__' of
'_thread._local' objects>, '__delattr__': <slot wrapper '__delattr__' of
'_thread._local' objects>, '__new__': <built-in method __new__ of type object
at 0x8b1a00>, '__setattr__': <slot wrapper '__setattr__' of '_thread._local'
objects>, '__doc__': 'Thread-local data'}
0x7f9bac53b398 [1] (<class 'object'>,)
0x8b1a00 [6] <class '_thread._local'>
0x7f9bac53d1d8 [1] <weakref at 0x7f9bac53d1d8; to 'type' at 0x8b1ba0
(_localdummy)>
0x7f9bac537270 [1] 9116576
0x7f9bac534400 [1] 'Thread-local dummy'
0x7f9bac538c28 [1] (<class '_thread._localdummy'>, <class 'object'>)
0x7f9bac541218 [1] {'__doc__': 'Thread-local dummy'}
0x7f9bac53b330 [1] (<class 'object'>,)
0x8b1ba0 [2] <class '_thread._localdummy'>
0x7f9bac598ef8 [1] [1] 15208 segmentation fault (core dumped)
PYTHONDUMPREFS=1 ./python -c pass
# Python 3.6
cpython git:(a096cc6) $ ./python
Python 3.6.6+ (remotes/upstream/3.6:a096cc6, Jul 25 2018, 14:28:43)
[GCC 5.4.0 20160609] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>>
➜ cpython git:(a096cc6) $ PYTHONDUMPREFS=1 ./python -c pass
0x7fab5a968758 [1] <weakref at 0x7fab5a968758; to 'type' at 0x8b7f60
(_localdummy)>
0x7fab5a965310 [1] 9142112
0x7fab5a962568 [1] 'Thread-local dummy'
0x7fab5a960c28 [1] (<class '_thread._localdummy'>, <class 'object'>)
0x7fab5a962508 [1] {'__doc__': 'Thread-local dummy'}
0x7fab5a95f128 [1] (<class 'object'>,)
0x8b7f60 [2] <class '_thread._localdummy'>
0x7fab5a9622b0 [1] {'__name__': None, '__doc__': None, '__package__': None,
'__loader__': None, '__spec__': None, 'warn': None, 'warn_explicit': None,
'_filters_mutated': None, 'filters': None, '_onceregistry': None,
'_defaultaction': None}
0x7fab5a9686d8 [1]
0x7fab5a966740 [1] '_warnings'
0x7fab5a9497a8 [1] [1] 2975 segmentation fault (core dumped)
PYTHONDUMPREFS=1 ./python -c pass
Thanks
----------
nosy: +xtreak
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Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue34223>
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