class LpyShellWidget(RichJupyterWidget): #, GraphicalStreamRedirection):
def __init__(self, parent=None):
"""
:param parent: specifies the parent widget.
If no parent widget has been specified, it is possible to
exit the interpreter by Ctrl-D.
"""
if sys.executable.endswith('pythonw.exe'):
lpylog = open(tempfile.gettempdir() + '/lpylog.txt', 'w')
sys.stdout = lpylog
sys.stderr = lpylog
RichJupyterWidget.__init__(self, parent)
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel(show_banner=False)
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt'
self.shell = self.kernel.shell
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
self.kernel.locals = self.kernel.shell.user_ns
def in_process_console(console_class=RichIPythonWidget, **kwargs):
"""Create a console widget, connected to an in-process Kernel
This only works on IPython v 0.13 and above
Parameters
----------
console_class : The class of the console widget to create
kwargs : Extra variables to put into the namespace
"""
km = QtInProcessKernelManager()
km.start_kernel()
kernel = km.kernel
kernel.gui = 'qt4'
client = km.client()
client.start_channels()
control = console_class()
control.kernel_manager = km
control.kernel_client = client
control.shell = kernel.shell
control.shell.user_ns.update(**kwargs)
return control
class JupyterWidget(RichJupyterWidget):
def __init__(self):
super(RichJupyterWidget, self).__init__()
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt4'
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
def stop():
kernel_client.stop_channels()
kernel_manager.shutdown_kernel()
guisupport.get_app_qt4().exit()
self.exit_requested.connect(stop)
def executeCmd(self, cmd):
self.kernel.shell.ex(cmd)
def evaluateCmd(self, cmd):
self.kernel.shell.ev(cmd)
def pushVar(self, **kwarg):
self.kernel.shell.push(kwarg)
def executeFile(self, file):
"""Execute a Python file in the interactive namespace."""
self.shell.safe_execfile(file, self.shell.user_global_ns)
def runCell(self, *args, **kwargs):
"""Execute a cell."""
self.shell.run_cell(*args, **kwargs)
def createConsole(parent):
"""
disclaimer: this code is not mine. I copied it to get an embedded console
It will be modified at some point to attempt interactability
source: https://stackoverflow.com/a/26676570
:param parent:
:return:
"""
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt4'
kernel_client = kernel_manager.client()
kernel_client.start_channels()
kernel_client.namespace = parent
def stop():
kernel_client.stop_channels()
kernel_manager.shutdown_kernel()
layout = QVBoxLayout(parent)
widget = RichJupyterWidget(parent=parent)
layout.addWidget(widget, Qt.AlignRight)
widget.kernel_manager = kernel_manager
widget.kernel_client = kernel_client
widget.exit_requested.connect(stop)
ipython_widget = widget
ipython_widget.show()
kernel.shell.push({'widget': widget, 'kernel': kernel, 'parent': parent})
return {'widget': widget, 'kernel': kernel}
def show():
"""
An example of embedding a RichJupyterWidget with an in-process kernel.
We recommend using a kernel in a separate process as the normal option - see
embed_qtconsole.py for more information. In-process kernels are not well
supported.
To run this example:
python3 inprocess_qtconsole.py
"""
#global ipython_widget # Prevent from being garbage collected
# Create an in-process kernel
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel(show_banner=True)
# kernel = kernel_manager.kernel
# kernel.gui = 'qt5'
kernel_client = kernel_manager.client()
kernel_client.start_channels()
ipython_widget = RichJupyterWidget()
ipython_widget.kernel_manager = kernel_manager
ipython_widget.kernel_client = kernel_client
return ipython_widget
def main():
# Print the ID of the main process
print_process_id()
init_asyncio_patch()
app = guisupport.get_app_qt4()
# Create an in-process kernel
# >>> print_process_id()
# will print the same process ID as the main process
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt4'
kernel.shell.push({'foo': 43, 'print_process_id': print_process_id})
kernel_client = kernel_manager.client()
kernel_client.start_channels()
def stop():
kernel_client.stop_channels()
kernel_manager.shutdown_kernel()
app.exit()
control = RichIPythonWidget()
control.kernel_manager = kernel_manager
control.kernel_client = kernel_client
control.exit_requested.connect(stop)
control.show()
guisupport.start_event_loop_qt4(app)
def main():
"""Start kernel manager and client, create window, run app event loop,
auto execute some code in user namespace. A minimalist example is shown in
qt_ip_test.py.
NOTE: Make sure that the Qt v2 API is being used by IPython by running `export
QT_API=pyqt` at the command line before running neuropy, or by adding it to `.bashrc`"""
app = guisupport.get_app_qt4()
if INPROCESS:
from qtconsole.inprocess import QtInProcessKernelManager
km = QtInProcessKernelManager()
else:
from qtconsole.manager import QtKernelManager
km = QtKernelManager()
km.start_kernel()
km.kernel.gui = 'qt4'
kc = km.client()
kc.start_channels()
nw = NeuropyWindow()
ipw = nw.ipw
config_ipw(ipw)
ipw.kernel_manager = km
ipw.kernel_client = kc
ipw.exit_requested.connect(nw.stop)
nw.show()
# execute some code through the frontend (once the event loop is running).
# The output appears in the IPythonWidget (ipw).
do_later(ipw.execute, 'run -i %s' % 'startup.py', hidden=True)
do_later(ipw.execute, 'run -i %s' % 'globals.py', hidden=True)
#guisupport.start_event_loop_qt4(app) # doesn't seem to work in IPy 5.3.0
app.exec_()
def __init__(self, main_window):
"""
desc:
Constructor.
arguments:
main_window: The main window object.
"""
super(ipython_console, self).__init__(main_window)
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
self.kernel = kernel_manager.kernel
self.kernel.gui = 'qt4'
self.kernel.shell.banner1 = ''
kernel_client = kernel_manager.client()
kernel_client.start_channels()
self.control = RichIPythonWidget()
self.control.banner = self.banner()
self.control.kernel_manager = kernel_manager
self.control.kernel_client = kernel_client
self.verticalLayout = QtWidgets.QVBoxLayout(self)
self.verticalLayout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self.verticalLayout)
self.verticalLayout.addWidget(self.control)
def __init__(self, session, tool_name):
ToolInstance.__init__(self, session, tool_name)
# 'display_name' defaults to class name with spaces inserted
# between lower-then-upper-case characters (therefore "Tool UI"
# in this case), so only override if different name desired
self.display_name = "ChimeraX Python Shell"
from chimerax.ui import MainToolWindow
self.tool_window = MainToolWindow(self)
parent = self.tool_window.ui_area
# UI content code
from ipykernel.ipkernel import IPythonKernel
save_ns = IPythonKernel.user_ns
IPythonKernel.user_ns = {'session': session}
from qtconsole.inprocess import QtInProcessKernelManager
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel_client = kernel_manager.client()
kernel_client.start_channels()
from qtconsole.rich_jupyter_widget import RichJupyterWidget
self.shell = RichJupyterWidget(parent)
def_banner = self.shell.banner
self.shell.banner = "{}\nCurrent ChimeraX session available as 'session'.\n\n".format(
def_banner)
self.shell.kernel_manager = kernel_manager
self.shell.kernel_client = kernel_client
IPythonKernel.user_ns = save_ns
from PyQt5.QtWidgets import QHBoxLayout
layout = QHBoxLayout()
layout.addWidget(self.shell)
layout.setStretchFactor(self.shell, 1)
parent.setLayout(layout)
self.tool_window.manage(placement=None)
def __init__(self, *args, **kwargs):
"""
A constructor matching that of RichJupyterWidget
:param args: Positional arguments passed directly to RichJupyterWidget
:param kwargs: Keyword arguments. The following keywords are understood by this widget:
- startup_code: A code snippet to run on startup.
the rest are passed to RichJupyterWidget
"""
startup_code = kwargs.pop("startup_code", "")
super(InProcessJupyterConsole, self).__init__(*args, **kwargs)
# create an in-process kernel
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt'
# use a separate thread for execution
shell = kernel.shell
shell.run_code = async_wrapper(shell.run_code, shell)
# attach channels, start kernel and run any startup code
kernel_client = kernel_manager.client()
kernel_client.start_channels()
if startup_code:
shell.ex(startup_code)
self.kernel_manager = kernel_manager
self.kernel_client = kernel_client
# Override python input to raise a QInputDialog.
kernel.raw_input = QAppThreadCall(input_qinputdialog)
def main():
"""Start kernel manager and client, create window, run app event loop"""
app = guisupport.get_app_qt4()
if INPROCESS:
from qtconsole.inprocess import QtInProcessKernelManager
km = QtInProcessKernelManager()
else:
from qtconsole.manager import QtKernelManager
km = QtKernelManager()
km.start_kernel()
km.kernel.gui = 'qt4'
kc = km.client()
kc.start_channels()
widget = RichJupyterWidget()
widget.kernel_manager = km
widget.kernel_client = kc
if CLEANSHUTDOWN: # slow exit on CTRL+D
def stop():
kc.stop_channels()
km.shutdown_kernel()
app.exit()
widget.exit_requested.connect(stop)
else: # fast exit on CTRL+D
widget.exit_requested.connect(app.quit)
widget.show()
guisupport.start_event_loop_qt4(app)
def put_ipy(parent):
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt4'
kernel_client = kernel_manager.client()
kernel_client.start_channels()
kernel_client.namespace = parent
def stop():
kernel_client.stop_channels()
kernel_manager.shutdown_kernel()
layout = QtWidgets.QVBoxLayout(parent)
widget = RichJupyterWidget(parent=parent)
layout.addWidget(widget)
widget.kernel_manager = kernel_manager
widget.kernel_client = kernel_client
widget.exit_requested.connect(stop)
ipython_widget = widget
ipython_widget.show()
kernel.shell.push({'widget': widget, 'kernel': kernel, 'parent': parent})
return {'widget': widget, 'kernel': kernel}
class JupyterWidget(QWidget):
_defaultWidth = 900
_defaultHeight = 450
def __init__(self):
super(JupyterWidget, self).__init__()
self._kernel_manager = QtInProcessKernelManager()
self._kernel_manager.start_kernel(show_banner=True)
self._kernel_client = self._kernel_manager.client()
self._kernel_client.start_channels()
self._kernel = self._kernel_manager.kernel
self._kernel.gui = 'qt4'
self._console = RichJupyterWidget()
self._console.kernel_manager = self._kernel_manager
self._console.kernel_client = self._kernel_client
self._layout = QHBoxLayout()
self._layout.addWidget(self._console)
self._layout.setContentsMargins(QMargins(0, 0, 0, 0))
self.setLayout(self._layout)
self.resize(self._defaultWidth, self._defaultHeight)
def push(self, name, value):
self._kernel.shell.push({name: value})
def __init__(self, *args, **kw):
super(MantidIPythonWidget, self).__init__(*args, **kw)
# Create an in-process kernel
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt4'
# Figure out the full path to the mantidplotrc.py file and then %run it
mantidplotpath = path.split(
path.dirname(__file__))[0] # It's the directory above this one
# print '[....] mantid plot path: ', mantidplotpath
mantidplotrc = path.join(mantidplotpath, 'mantidplotrc.py')
shell = kernel.shell
shell.run_line_magic('run', mantidplotrc)
# print '[DB...BAUnderstand]: shell run: ', mantidplotrc
# These 3 lines replace the run_code method of IPython's InteractiveShell class (of which the
# shell variable is a derived instance) with our method defined above. The original method
# is renamed so that we can call it from within the our_run_code method.
f = shell.run_code
shell.run_code = types.MethodType(our_run_code, shell)
shell.ipython_run_code = f
kernel_client = kernel_manager.client()
kernel_client.start_channels()
self.kernel_manager = kernel_manager
self.kernel_client = kernel_client
self._mainApplication = None
return
class LpyShellWidget(RichJupyterWidget, GraphicalStreamRedirection):
def __init__(self, parent=None):
"""
:param parent: specifies the parent widget.
If no parent widget has been specified, it is possible to
exit the interpreter by Ctrl-D.
"""
RichJupyterWidget.__init__(self, parent)
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel(show_banner=False)
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt4'
self.shell = self.kernel.shell
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
self.kernel.locals = self.kernel.shell.user_ns
# Multiple Stream Redirection
GraphicalStreamRedirection.__init__(self, self.kernel.stdout,
self.kernel.stderr)
class IPythonPlugin(GUIPlugin):
name = 'IPython'
def __init__(self):
# # Enforce global style within the console
# with open('xicam/gui/style.stylesheet', 'r') as f:
# style = f.read()
# style = (qdarkstyle.load_stylesheet() + style)
# Setup the kernel
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
kernel = self.kernel_manager.kernel
kernel.gui = 'qt'
# Push Xi-cam variables into the kernel
kernel.shell.push({
plugin.name: plugin
for plugin in pluginmanager.get_plugins_of_type("GUIPlugin") +
pluginmanager.get_plugins_of_type("EZPlugin")
})
# Observe plugin changes
pluginmanager.attach(self.pluginsChanged)
# Continue kernel setuppluginmanager.getPluginsOfCategory("GUIPlugin")
self.kernel_client = self.kernel_manager.client()
threads.invoke_in_main_thread(self.kernel_client.start_channels)
# Setup console widget
def stop():
self.kernel_client.stop_channels()
self.kernel_manager.shutdown_kernel()
control = RichJupyterWidget()
control.kernel_manager = self.kernel_manager
threads.invoke_in_main_thread(setattr, control, "kernel_client",
self.kernel_client)
control.exit_requested.connect(stop)
# control.style_sheet = style
control.syntax_style = u'monokai'
control.set_default_style(colors='Linux')
# Setup layout
self.stages = {'Terminal': GUILayout(control)}
# Save for later
self.kernel = kernel
super(IPythonPlugin, self).__init__()
def pluginsChanged(self):
self.kernel.shell.push({
plugin.name: plugin
for plugin in pluginmanager.get_plugins_of_type("GUIPlugin") +
pluginmanager.get_plugins_of_type("EZPlugin")
})
def start_in_process_kernel():
global kernel_manager, kernel_client
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel_client = kernel_manager.client()
kernel_client.start_channels()
class JupyterWidget(RichJupyterWidget):
def __init__(self):
super().__init__()
if 'asyncio' in sys.modules:
self._init_asyncio_patch()
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
# Fix issue with Jupyter 5.0+, see https://github.com/ipython/ipykernel/pull/376
if hasattr(self.kernel_manager.kernel, '_abort_queue'):
# noinspection PyProtectedMember
self.kernel_manager.kernel._abort_queues = self.kernel_manager.kernel._abort_queue
self.exit_requested.connect(self.stop)
qApp.aboutToQuit.connect(self.stop)
def _init_asyncio_patch(self):
"""set default asyncio policy to be compatible with tornado
Tornado 6 (at least) is not compatible with the default
asyncio implementation on Windows
Pick the older SelectorEventLoopPolicy on Windows
if the known-incompatible default policy is in use.
do this as early as possible to make it a low priority and overrideable
ref: https://github.com/tornadoweb/tornado/issues/2608
FIXME: if/when tornado supports the defaults in asyncio,
remove and bump tornado requirement for py38
"""
if sys.platform.startswith("win") and sys.version_info >= (
3, 8) and tornado.version_info < (6, 1):
import asyncio
try:
from asyncio import (
WindowsProactorEventLoopPolicy,
WindowsSelectorEventLoopPolicy,
)
except ImportError:
pass
# not affected
else:
if type(asyncio.get_event_loop_policy()
) is WindowsProactorEventLoopPolicy:
# WindowsProactorEventLoopPolicy is not compatible with tornado 6
# fallback to the pre-3.8 default of Selector
asyncio.set_event_loop_policy(
WindowsSelectorEventLoopPolicy())
def stop(self):
self.kernel_client.stop_channels()
self.kernel_manager.shutdown_kernel()
def push(self, **kwargs):
self.kernel_manager.kernel.shell.push(kwargs)
class EmbedIPython(RichIPythonWidget):
def __init__(self, **kwarg):
super(RichIPythonWidget, self).__init__()
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt4'
self.kernel.shell.push(kwarg)
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
class EmbedIPython(RichIPythonWidget):
def __init__(self, parent=None):
super(RichIPythonWidget, self).__init__(parent)
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt4'
# self.kernel.shell.push(kwarg)
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
self.kernel.shell.run_cell('%pylab qt')
def init_jupyter_kernel(cls, widget):
"""Start a kernel, connect to it, and create a RichJupyterWidget to use it
"""
kernel_manager = QtInProcessKernelManager(kernel_name="python3")
kernel_manager.start_kernel()
kernel_client = kernel_manager.client()
kernel_client.start_channels()
widget.kernel_manager = kernel_manager
widget.kernel_client = kernel_client
class IPythonView(RichJupyterWidget):
"""A view with an IPython console living in the same Python process as the GUI."""
def __init__(self, *args, **kwargs):
super(IPythonView, self).__init__(*args, **kwargs)
def start_kernel(self):
"""Start the IPython kernel."""
logger.debug("Starting the kernel.")
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel(show_banner=False)
self.kernel_manager.kernel.gui = 'qt'
self.kernel = self.kernel_manager.kernel
self.shell = self.kernel.shell
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
self.set_default_style('linux')
self.exit_requested.connect(self.stop)
def inject(self, **kwargs):
"""Inject variables into the IPython namespace."""
logger.debug("Injecting variables into the kernel: %s.",
', '.join(kwargs.keys()))
self.kernel.shell.push(kwargs)
def attach(self, gui, **kwargs):
"""Add the view to the GUI, start the kernel, and inject the specified variables."""
gui.add_view(self)
self.start_kernel()
self.inject(gui=gui, **kwargs)
try:
import numpy
self.inject(np=numpy)
except ImportError: # pragma: no cover
pass
try:
import matplotlib.pyplot as plt
self.inject(plt=plt)
except ImportError: # pragma: no cover
pass
@connect
def on_close_view(sender, view):
if view == self:
self.stop()
def stop(self):
"""Stop the kernel."""
logger.debug("Stopping the kernel.")
self.kernel_client.stop_channels()
self.kernel_manager.shutdown_kernel()
class Ipython(object):
def __init__(self, scripts_path=''):
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
sys.stdout = self.kernel.stdout
sys.stderr = self.kernel.stderr
self.scripts_path = scripts_path
self.kernel.gui = 'qt4'
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
self.control = RichJupyterWidget()
self.control.kernel_manager = self.kernel_manager
self.control.kernel_client = self.kernel_client
self.control.exit_requested.connect(self.stop)
self.control.setWindowTitle("IPython shell")
self.execute('import numpy as np')
self.execute('from matplotlib import pyplot as plt')
self.execute('%matplotlib')
self.execute('')
def __del__(self):
self.stop()
self.close()
def show(self):
self.control.show()
self.control.setWindowState(self.control.windowState()
& ~QtCore.Qt.WindowMinimized
| QtCore.Qt.WindowActive)
self.control.activateWindow()
def stop(self):
self.kernel_client.stop_channels()
self.kernel_manager.shutdown_kernel()
def close(self):
self.control.close()
def push(self, vardic):
self.kernel.shell.push(vardic)
def execute(self, cmd):
self.control.execute(cmd)
def run_script(self, scriptname):
scriptpath = os.path.join(self.scripts_path, scriptname)
return self.control.execute('run -i %s' % scriptpath)
class EmbedIPython(RichJupyterWidget):
""" Some voodoo to get an ipython console in a Qt application. """
def __init__(self, **kwarg):
super(RichJupyterWidget, self).__init__()
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt4'
self.kernel.shell.push(kwarg)
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
class IPythonConsole:
def __init__(self, layout, sim, gui):
# Create an in-process kernel
# >>> print_process_id()
# will print the same process ID as the main process
self.kernel_manager = QtInProcessKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
self.kernel.gui = 'qt4'
self.kernel.shell.write("Welcome to AO Sim!")
config = sim.config
#Pass some useful objects to the user
usefulObjects = {
"sim": sim,
"gui": gui,
"config": config,
"simConfig": sim.config.sim,
"telConfig": sim.config.tel,
"atmosConfig": sim.config.atmos
}
for i in range(sim.config.sim.nGS):
usefulObjects["wfs{}Config".format(i)] = sim.config.wfss[i]
for i in range(sim.config.sim.nDM):
usefulObjects["dm{}Config".format(i)] = sim.config.dms[i]
for i in range(sim.config.sim.nSci):
usefulObjects["sci{}Config".format(i)] = sim.config.scis[i]
self.kernel.shell.push(usefulObjects)
#kernel.shell.push({'foo': 43, 'print_process_id': print_process_id})
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
control = RichIPythonWidget()
control.kernel_manager = self.kernel_manager
control.kernel_client = self.kernel_client
control.exit_requested.connect(self.stop)
layout.addWidget(control)
self.kernel.shell.ex("")
#control.show()
#self.kernel.show
def stop(self):
self.kernel_client.stop_channels()
self.kernel_manager.shutdown_kernel()
def write(self, message):
self.kernel.shell.write(message)
self.kernel.shell.ex("")
class IPythonConsole:
def __init__(self, layout, sim, gui):
# Create an in-process kernel
self.kernel_manager = QtInProcessKernelManager()
# self.kernel_manager = QtKernelManager()
self.kernel_manager.start_kernel()
self.kernel = self.kernel_manager.kernel
# self.kernel.shell.write("Welcome to AO Sim!\n")
config = sim.config
#Pass some useful objects to the user
usefulObjects = {
"sim": sim,
"gui": gui,
"config": config,
"simConfig": sim.config.sim,
"telConfig": sim.config.tel,
"atmosConfig": sim.config.atmos,
"np": numpy,
"plt": pyplot
}
for i in range(sim.config.sim.nGS):
usefulObjects["wfs{}Config".format(i)] = sim.config.wfss[i]
for i in range(sim.config.sim.nDM):
usefulObjects["dm{}Config".format(i)] = sim.config.dms[i]
for i in range(sim.config.sim.nSci):
usefulObjects["sci{}Config".format(i)] = sim.config.scis[i]
self.kernel.shell.push(usefulObjects)
self.kernel_client = self.kernel_manager.client()
self.kernel_client.start_channels()
control = RichIPythonWidget()
control.kernel_manager = self.kernel_manager
control.kernel_client = self.kernel_client
control.exit_requested.connect(self.stop)
layout.addWidget(control)
# self.kernel.shell.ex("")
def stop(self):
self.kernel_client.stop_channels()
self.kernel_manager.shutdown_kernel()
def write(self, message):
pass
def _setup_kernel(self):
""" Setup the kernel for the widget.
"""
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel(show_banner=False)
kernel = kernel_manager.kernel
kernel.gui = 'qt'
kernel_client = kernel_manager.client()
kernel_client.start_channels()
ipy_widget = self.ipy_widget
ipy_widget.kernel_manager = kernel_manager
ipy_widget.kernel_client = kernel_client
def create(user_ns):
"""Create an in-process kernel."""
manager = QtInProcessKernelManager()
manager.start_kernel(show_banner=False)
kernel = manager.kernel
kernel.gui = 'qt4'
kernel.user_ns = user_ns
client = manager.client()
client.start_channels()
widget = RichJupyterWidget()
widget.kernel_manager = manager
widget.kernel_client = client
return widget
def __init__(self, *args, **kwargs):
"""
A constructor matching that of RichJupyterWidget
:param args: Positional arguments passed directly to RichJupyterWidget
:param kwargs: Keyword arguments. The following keywords are understood by this widget:
- banner: Replace the default banner with this text
- startup_code: A code snippet to run on startup. It is also added to the banner to inform the user.
the rest are passed to RichJupyterWidget
"""
banner = kwargs.pop("banner", "")
startup_code = kwargs.pop("startup_code", "")
super(InProcessJupyterConsole, self).__init__(*args, **kwargs)
# adjust startup banner accordingly
# newer ipython has banner1 & banner2 and not just banner
two_ptr_banner = hasattr(self, 'banner1')
if not banner:
banner = self.banner1 if two_ptr_banner else self.banner
if startup_code:
banner += "\n" + \
"The following code has been executed at startup:\n\n" + \
startup_code
if two_ptr_banner:
self.banner1 = banner
self.banner2 = ''
else:
self.banner = banner
# create an in-process kernel
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt'
# use a separate thread for execution
shell = kernel.shell
shell.run_code = async_wrapper(shell.run_code, shell)
# attach channels, start kenel and run any startup code
kernel_client = kernel_manager.client()
kernel_client.start_channels()
if startup_code:
shell.ex(startup_code)
self.kernel_manager = kernel_manager
self.kernel_client = kernel_client
def show():
global ipython_widget # Prevent from being garbage collected
# Create an in-process kernel
kernel_manager = QtInProcessKernelManager()
kernel_manager.start_kernel(show_banner=False)
kernel = kernel_manager.kernel
kernel.gui = 'qt4'
kernel_client = kernel_manager.client()
kernel_client.start_channels()
ipython_widget = RichJupyterWidget()
ipython_widget.kernel_manager = kernel_manager
ipython_widget.kernel_client = kernel_client
ipython_widget.show()
