def test_ioloop_close_leak(self):
orig_count = len(IOLoop._ioloop_for_asyncio)
for i in range(10):
# Create and close an AsyncIOLoop using Tornado interfaces.
loop = AsyncIOLoop()
loop.close()
new_count = len(IOLoop._ioloop_for_asyncio) - orig_count
self.assertEqual(new_count, 0)
def test_ioloop_close_leak(self):
orig_count = len(IOLoop._ioloop_for_asyncio)
for i in range(10):
# Create and close an AsyncIOLoop using Tornado interfaces.
loop = AsyncIOLoop()
loop.close()
new_count = len(IOLoop._ioloop_for_asyncio) - orig_count
self.assertEqual(new_count, 0)
def test_ioloop_close_leak(self):
orig_count = len(IOLoop._ioloop_for_asyncio)
for i in range(10):
# Create and close an AsyncIOLoop using Tornado interfaces.
with warnings.catch_warnings():
warnings.simplefilter("ignore", DeprecationWarning)
loop = AsyncIOLoop()
loop.close()
new_count = len(IOLoop._ioloop_for_asyncio) - orig_count
self.assertEqual(new_count, 0)
def setUp(self):
# Trigger a cleanup of the mapping so we start with a clean slate.
AsyncIOLoop().close()
# If we don't clean up after ourselves other tests may fail on
# py34.
self.orig_policy = asyncio.get_event_loop_policy()
asyncio.set_event_loop_policy(asyncio.DefaultEventLoopPolicy())
def _launch_client(self, kernel_id):
# we have to create the event-loop explicitly here since IOLoop.current() is prohibited outside of the main
# thread
AsyncIOLoop(make_current=True)
# prepare parameters
kernel_file = 'kernel-' + kernel_id + '.json'
code_to_run = 'from jupyter_singleton.singletonapp import SingletonApp\n' + \
'SingletonApp.client_started=True'
kernel_class = 'jupyter_singleton.singletonipkernel.SingletonIPythonKernel'
parameters = {
'connection_file': kernel_file,
'code_to_run': code_to_run,
'quiet': False,
'kernel_class': kernel_class
}
# start jupyter client
self.kernel_app = IPKernelApp(**parameters)
self.kernel_app.initialize([])
if hasattr(self.kernel_app.kernel, 'set_displaydatahook'):
self.kernel_app.kernel.set_displaydatahook(self.display_data_hook)
self.kernel_app.start()
def get_new_ioloop(self):
io_loop = AsyncIOLoop()
asyncio.set_event_loop(io_loop.asyncio_loop)
demonstration.from_thread = partial(
io_loop.asyncio_loop.run_in_executor, None)
return io_loop
def get_new_ioloop(self):
io_loop = AsyncIOLoop()
return io_loop
def get_new_ioloop(self):
io_loop = AsyncIOLoop()
asyncio.set_event_loop(io_loop.asyncio_loop)
return io_loop
def get_new_ioloop(self):
io_loop = AsyncIOLoop(make_current=False)
return io_loop
