[issue18520] Fixes bugs found by pyfailmalloc during Python initialization

[Roundup Robot]

Roundup Robot added the comment:

New changeset 276477d5a548 by Victor Stinner in branch 'default':
Issue #18520: Fix initsigs(), handle PyOS_InitInterrupts() error
http://hg.python.org/cpython/rev/276477d5a548

----------
nosy: +python-dev

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue18520>
_______________________________________