Xavier de Gaye <[email protected]> added the comment:
Changing the title to "compileall fails when the platform lacks a functional
sem_open()" as the problem lies in the compileall module itself.
Nosying Antoine as the author of issue #36786.
compileall fails on android API 24:
generic_x86_64:/data/local/tmp/python $ python -m compileall --workers=2 .
Traceback (most recent call last):
File "/data/local/tmp/python/lib/python3.9/multiprocessing/synchronize.py",
line 28, in <module>
from _multiprocessing import SemLock, sem_unlink
ImportError: cannot import name 'SemLock' from '_multiprocessing'
(/data/local/tmp/python/lib/python3.9/lib-dynload/_multiprocessing.cpython-39d.so)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/data/local/tmp/python/lib/python3.9/runpy.py", line 192, in
_run_module_as_main
return _run_code(code, main_globals, None,
File "/data/local/tmp/python/lib/python3.9/runpy.py", line 85, in _run_code
exec(code, run_globals)
File "/data/local/tmp/python/lib/python3.9/compileall.py", line 425, in
<module>
exit_status = int(not main())
File "/data/local/tmp/python/lib/python3.9/compileall.py", line 403, in main
if not compile_dir(dest, maxlevels, args.ddir,
File "/data/local/tmp/python/lib/python3.9/compileall.py", line 91, in
compile_dir
with ProcessPoolExecutor(max_workers=workers) as executor:
File "/data/local/tmp/python/lib/python3.9/concurrent/futures/process.py",
line 555, in __init__
self._call_queue = _SafeQueue(
File "/data/local/tmp/python/lib/python3.9/concurrent/futures/process.py",
line 165, in __init__
super().__init__(max_size, ctx=ctx)
File "/data/local/tmp/python/lib/python3.9/multiprocessing/queues.py", line
42, in __init__
self._rlock = ctx.Lock()
File "/data/local/tmp/python/lib/python3.9/multiprocessing/context.py", line
67, in Lock
from .synchronize import Lock
File "/data/local/tmp/python/lib/python3.9/multiprocessing/synchronize.py",
line 30, in <module>
raise ImportError("This platform lacks a functioning sem_open" +
ImportError: This platform lacks a functioning sem_open implementation,
therefore, the required synchronization primitives needed will not function,
see issue 3770.
----------
components: +Library (Lib) -Tests
nosy: +pitrou
title: test_compileall fails when the platform lacks a functional sem_open()
-> compileall fails when the platform lacks a functional sem_open()
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Python tracker <[email protected]>
<https://bugs.python.org/issue38848>
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