[New-bugs-announce] [issue28655] Tests altered the execution environment in isolated mode

[Serhiy Storchaka]

New submission from Serhiy Storchaka:

Following tests altered the execution environment in isolated mode:

test_asyncio
test_ctypes
test_email
test_idle
test_import
test_importlib
test_json
test_lib2to3

$ ./python -I -S -m test.regrtest -vv test_asyncio test_ctypes test_email test_idle test_import test_importlib test_json test_lib2to3 >/dev/null
Warning -- sys.path was modified by test_asyncio
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug']) 
Warning -- sys.path was modified by test_ctypes
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug']) 
Warning -- sys.path was modified by test_email
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug']) 
Warning -- sys.path was modified by test_idle
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug']) 
Warning -- files was modified by test_import
  Before: []
  After:  ['@test_30748_tmp.pyc'] 
Warning -- sys.path was modified by test_importlib
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug']) 
Warning -- sys.path was modified by test_json
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug']) 
/home/serhiy/py/cpython3.6-debug/Lib/lib2to3/tests/test_parser.py:393: UserWarning: ParseError on file /home/serhiy/py/cpython3.6-debug/Lib/lib2to3/main.py (bad input: type=22, value='=', context=('', (130, 38)))
  warnings.warn('ParseError on file %s (%s)' % (filepath, err))
/home/serhiy/py/cpython3.6-debug/Lib/lib2to3/tests/test_parser.py:393: UserWarning: ParseError on file /home/serhiy/py/cpython3.6-debug/Lib/lib2to3/tests/pytree_idempotency.py (bad input: type=22, value='=', context=('', (49, 33)))
  warnings.warn('ParseError on file %s (%s)' % (filepath, err))
Warning -- sys.path was modified by test_lib2to3
  Before: (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])
  After:  (3071075980, ['/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'], ['/home/serhiy/py/cpython3.6-debug/Lib', '/usr/local/lib/python36.zip', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/Lib/', '/home/serhiy/py/cpython3.6-debug/build/lib.linux-i686-3.6-pydebug'])

----------
components: Tests
messages: 280497
nosy: haypo, serhiy.storchaka
priority: normal
severity: normal
status: open
title: Tests altered the execution environment in isolated mode
type: behavior
versions: Python 3.5, Python 3.6, Python 3.7

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28655>
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