[New-bugs-announce] [issue31792] test_buffer altered the execution environment

[Serhiy Storchaka]

New submission from Serhiy Storchaka <storchaka+cpython at gmail.com>:

test_buffer adds two environment variables: 'OPENBLAS_MAIN_FREE': '1', 'GOTOBLAS_MAIN_FREE': '1'.

$ ./python -m test -v test_buffer
...
Warning -- os.environ was modified by test_buffer
  Before: (140174267697792, environ({...})
  After:  (140174267697792, environ({..., 'OPENBLAS_MAIN_FREE': '1', 'GOTOBLAS_MAIN_FREE': '1'}) 
test_buffer failed (env changed)

1 test altered the execution environment:
    test_buffer

Total duration: 8 sec
Tests result: SUCCESS

----------
components: Tests
messages: 304426
nosy: ezio.melotti, haypo, michael.foord, serhiy.storchaka, skrah
priority: normal
severity: normal
status: open
title: test_buffer altered the execution environment
type: resource usage
versions: Python 3.6, Python 3.7

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue31792>
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