/usr/lib/python3/dist-packages/IPython/qt/manager.py is in ipython3-qtconsole 2.3.0-2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 | """ Defines a KernelClient that provides signals and slots.
"""
from IPython.external.qt import QtCore
# Local imports
from IPython.utils.traitlets import Bool, DottedObjectName
from IPython.kernel import KernelManager
from IPython.kernel.restarter import KernelRestarter
from .kernel_mixins import QtKernelManagerMixin, QtKernelRestarterMixin
class QtKernelRestarter(KernelRestarter, QtKernelRestarterMixin):
def start(self):
if self._timer is None:
self._timer = QtCore.QTimer()
self._timer.timeout.connect(self.poll)
self._timer.start(self.time_to_dead * 1000)
def stop(self):
self._timer.stop()
def poll(self):
super(QtKernelRestarter, self).poll()
class QtKernelManager(KernelManager, QtKernelManagerMixin):
"""A KernelManager with Qt signals for restart"""
client_class = DottedObjectName('IPython.qt.client.QtKernelClient')
autorestart = Bool(True, config=True)
def start_restarter(self):
if self.autorestart and self.has_kernel:
if self._restarter is None:
self._restarter = QtKernelRestarter(
kernel_manager=self,
parent=self,
log=self.log,
)
self._restarter.add_callback(self._handle_kernel_restarted)
self._restarter.start()
def stop_restarter(self):
if self.autorestart:
if self._restarter is not None:
self._restarter.stop()
def _handle_kernel_restarted(self):
self.kernel_restarted.emit()
|