def DupFd(fd):
'''Return a wrapper for an fd.'''
popen_obj = context.get_spawning_popen()
if popen_obj is not None:
return popen_obj.DupFd(popen_obj.duplicate_for_child(fd))
elif HAVE_SEND_HANDLE:
from . import resource_sharer
return resource_sharer.DupFd(fd)
else:
raise ValueError('SCM_RIGHTS appears not to be available')
def __reduce__(self):
kwds = {}
if get_spawning_popen() is not None:
kwds['authkey'] = self._authkey
if getattr(self, '_isauto', False):
kwds['exposed'] = self._exposed_
return (RebuildProxy, (AutoProxy, self._token, self._serializer,
kwds))
else:
return (RebuildProxy, (type(self), self._token, self._serializer,
kwds))
def assert_spawning(obj):
if get_spawning_popen() is None:
raise RuntimeError(
'%s objects should only be shared between processes'
' through inheritance' % type(obj).__name__)
def duplicate_for_child(self, handle):
assert self is get_spawning_popen()
return duplicate(handle, self.sentinel)
def assert_spawning(obj):
if get_spawning_popen() is None:
raise RuntimeError(
'%s objects should only be shared between processes'
' through inheritance' % type(obj).__name__
)