pytest_otel: failed with python 3.10 for MacOS

[v1v]

Stacktrace:

tests/system/test_base.py FFFFFFFF                                       [ 61%]
tests/system/test_file_integrity.py FF                                   [ 76%]
Traceback (most recent call last):
  File "/Users/runner/work/beats/beats/build/ve/darwin/bin/pytest", line 8, in <module>
    sys.exit(console_main())
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/_pytest/config/__init__.py", line 185, in console_main
    code = main()
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/_pytest/config/__init__.py", line 162, in main
    ret: Union[ExitCode, int] = config.hook.pytest_cmdline_main(
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/hooks.py", line 286, in __call__
    return self._hookexec(self, self.get_hookimpls(), kwargs)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/manager.py", line 93, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/manager.py", line 84, in <lambda>
    self._inner_hookexec = lambda hook, methods, kwargs: hook.multicall(
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/callers.py", line 208, in _multicall
    return outcome.get_result()
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/callers.py", line [80](https://github.com/elastic/beats/runs/7927373390?check_suite_focus=true#step:7:81), in get_result
    raise ex[1].with_traceback(ex[2])
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/callers.py", line 187, in _multicall
    res = hook_impl.function(*args)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/_pytest/main.py", line 316, in pytest_cmdline_main
    return wrap_session(config, _main)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/_pytest/main.py", line 304, in wrap_session
    config.hook.pytest_sessionfinish(
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/hooks.py", line 286, in __call__
    return self._hookexec(self, self.get_hookimpls(), kwargs)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/manager.py", line 93, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/manager.py", line 84, in <lambda>
    self._inner_hookexec = lambda hook, methods, kwargs: hook.multicall(
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/callers.py", line 203, in _multicall
    gen.send(outcome)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/_pytest/terminal.py", line 803, in pytest_sessionfinish
    outcome.get_result()
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/callers.py", line 80, in get_result
    raise ex[1].with_traceback(ex[2])
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pluggy/callers.py", line 187, in _multicall
    res = hook_impl.function(*args)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pytest_otel/__init__.py", line 266, in pytest_sessionfinish
    end_span(session_name, exitCodeToOutcome(exitstatus))
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/pytest_otel/__init__.py", line 163, in end_span
    spans[span_name].end()
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/opentelemetry/sdk/trace/__init__.py", line [86](https://github.com/elastic/beats/runs/7927373390?check_suite_focus=true#step:7:87)5, in end
    self._span_processor.on_end(self._readable_span())
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/opentelemetry/sdk/trace/__init__.py", line 161, in on_end
    sp.on_end(span)
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/opentelemetry/sdk/trace/export/__init__.py", line 96, in on_end
    token = attach(set_value(_SUPPRESS_INSTRUMENTATION_KEY, True))
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/opentelemetry/context/__init__.py", line 116, in set_value
    context = get_current()
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/opentelemetry/context/__init__.py", line 67, in wrapper
    return func(*args, **kwargs)  # type: ignore[misc]
  File "/Users/runner/work/beats/beats/build/ve/darwin/lib/python3.10/site-packages/opentelemetry/context/__init__.py", line 131, in get_current
    return _RUNTIME_CONTEXT.get_current()  # type:ignore
tests/system/test_show_command.py sss                                    [100%]>> python test: Unit Testing Complete
AttributeError: 'NoneType' object has no attribute 'get_current'
Error: running "/Users/runner/work/beats/beats/build/ve/darwin/bin/pytest --timeout=[90](https://github.com/elastic/beats/runs/7927373390?check_suite_focus=true#step:7:91) --durations=20 --junit-xml=build/TEST-python-unit.xml tests/system/test_base.py tests/system/test_file_integrity.py tests/system/test_show_command.py" failed with exit code 1
Error: Process completed with exit code 1.

https://github.com/elastic/beats/runs/7927373390?check_suite_focus=true

[v1v]

#1687

[v1v]

duplicates the above issue