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pythoninfo: ignore OSError(ENOSYS) on getrandom() (#3655)

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Victor Stinner 2017-09-19 07:37:24 -07:00 • committed by GitHub
parent 865e4b4f63
commit a92941ff12
1 changed files with 12 additions and 5 deletions
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17
Lib/test/pythoninfo.py
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@ -2,6 +2,7 @@
Collect various informations about Python to help debugging test failures.
"""
from __future__ import print_function
import errno
import re
import sys
import traceback
@ -223,11 +224,17 @@ def collect_os(info_add):
if hasattr(os, 'getrandom'):
# PEP 524: Check if system urandom is initialized
try:
os.getrandom(1, os.GRND_NONBLOCK)
state = 'ready (initialized)'
except BlockingIOError as exc:
state = 'not seeded yet (%s)' % exc
info_add('os.getrandom', state)
try:
os.getrandom(1, os.GRND_NONBLOCK)
state = 'ready (initialized)'
except BlockingIOError as exc:
state = 'not seeded yet (%s)' % exc
info_add('os.getrandom', state)
except OSError as exc:
# Python was compiled on a more recent Linux version
# than the current Linux kernel: ignore OSError(ENOSYS)
if exc.errno != errno.ENOSYS:
raise
def collect_readline(info_add):