Mercurial > hg
view mercurial/testing/__init__.py @ 51730:63ede7a43a37 stable
demandimport: don't delay threading import
A recent cpython change breaks demandimport by importing threading
locally in importlib.util.LazyLoader.exec_module; add it (plus warnings
and _weakrefset, which are imported by threading) to demandimport's
ignore list.
```
Traceback (most recent call last):
File "/usr/bin/hg", line 57, in <module>
from mercurial import dispatch
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
File "/usr/lib/python3/dist-packages/hgdemandimport/demandimportpy3.py", line 52, in exec_module
super().exec_module(module)
File "<frozen importlib.util>", line 257, in exec_module
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
File "/usr/lib/python3/dist-packages/hgdemandimport/demandimportpy3.py", line 52, in exec_module
super().exec_module(module)
File "<frozen importlib.util>", line 267, in exec_module
AttributeError: partially initialized module 'threading' has no attribute 'RLock' (most likely due to a circular import)
```
Ref: https://github.com/python/cpython/issues/117983
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1076449
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1076747
author | Julien Cristau <jcristau@debian.org> |
---|---|
date | Fri, 26 Jul 2024 10:52:28 +0200 |
parents | 8e0d823ef182 |
children | f4733654f144 |
line wrap: on
line source
import os import time # work around check-code complains # # This is a simple log level module doing simple test related work, we can't # import more things, and we do not need it. environ = getattr(os, 'environ') def wait_on_cfg(ui, cfg, timeout=10): """synchronize on the `cfg` config path Use this to synchronize commands during race tests. """ full_config = b'sync.' + cfg wait_config = full_config + b'-timeout' sync_path = ui.config(b'devel', full_config) if sync_path is not None: timeout = ui.config(b'devel', wait_config) ready_path = sync_path + b'.waiting' write_file(ready_path) wait_file(sync_path, timeout=timeout) def _timeout_factor(): """return the current modification to timeout""" default = int(environ.get('HGTEST_TIMEOUT_DEFAULT', 360)) current = int(environ.get('HGTEST_TIMEOUT', default)) if current == 0: return 1 return current / float(default) def wait_file(path, timeout=10): timeout *= _timeout_factor() start = time.time() while not os.path.exists(path): if timeout and time.time() - start > timeout: raise RuntimeError(b"timed out waiting for file: %s" % path) time.sleep(0.01) def write_file(path, content=b''): if content: write_path = b'%s.tmp' % path else: write_path = path with open(write_path, 'wb') as f: f.write(content) if path != write_path: os.rename(write_path, path)