def _init_server(self):
"Start the notebook server in a separate process"
self.server_command = command = [
jstest.sys.executable,
'-m',
'notebook',
'--no-browser',
'--notebook-dir',
self.nbdir.name,
'--NotebookApp.base_url=%s' % self.base_url,
'--NotebookApp.token=%s' % self.empty,
'--NotebookApp.password=%s' % self.empty,
]
# ipc doesn't work on Windows, and darwin has crazy-long temp paths,
# which run afoul of ipc's maximum path length.
# if jstest.sys.platform.startswith('linux'):
# command.append('--KernelManager.transport=ipc')
self.stream_capturer = c = jstest.StreamCapturer()
c.start()
env = os.environ.copy()
env.update(self.env)
# if self.engine == 'phantomjs':
# env['IPYTHON_ALLOW_DRAFT_WEBSOCKETS_FOR_PHANTOMJS'] = '1'
self.server = subprocess.Popen(
command,
stdout=c.writefd,
stderr=jstest.subprocess.STDOUT,
cwd=self.nbdir.name,
env=env,
)
with patch.dict('os.environ', {'HOME': self.home.name}):
runtime_dir = jstest.jupyter_runtime_dir()
self.server_info_file = os.path.join(
runtime_dir, 'nbserver-%i.json' % self.server.pid)
self._wait_for_server()
def launch(self, buffer_output=False, capture_output=False):
# print('*** ENV:', self.env) # dbg
# print('*** CMD:', self.cmd) # dbg
env = os.environ.copy()
env.update(self.env)
if buffer_output:
capture_output = True
self.stdout_capturer = c = jstest.StreamCapturer(
echo=not buffer_output)
c.start()
stdout = c.writefd if capture_output else None
# stderr = subprocess.STDOUT if capture_output else None
self.process = subprocess.Popen(self.cmd,
stderr=subprocess.PIPE,
stdout=stdout,
env=env)