[issue45332] Decimal test and benchmark are broken

[Serhiy Storchaka]

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

The test and the benchmark for the decimal module are broken in 3.10+.

$ ./python Modules/_decimal/tests/deccheck.py
Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Modules/_decimal/tests/deccheck.py", line 50, in <module>
    from test.support import import_fresh_module
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ImportError: cannot import name 'import_fresh_module' from 'test.support' (/home/serhiy/py/cpython/Lib/test/support/__init__.py)

$ ./python Modules/_decimal/tests/bench.py
Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Modules/_decimal/tests/bench.py", line 11, in <module>
    from test.support import import_fresh_module
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ImportError: cannot import name 'import_fresh_module' from 'test.support' (/home/serhiy/py/cpython/Lib/test/support/__init__.py)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/serhiy/py/cpython/Modules/_decimal/tests/bench.py", line 13, in <module>
    from test.test_support import import_fresh_module
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ImportError: cannot import name 'import_fresh_module' from 'test.test_support' (/home/serhiy/py/cpython/Lib/test/test_support.py)


Modules/_decimal/tests/bench.py

----------
components: Demos and Tools
messages: 402964
nosy: serhiy.storchaka, vstinner
priority: normal
severity: normal
status: open
title: Decimal test and benchmark are broken
type: behavior
versions: Python 3.10, Python 3.11

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue45332>
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