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upate exmaple notebooks to nbformat v4
upate exmaple notebooks to nbformat v4

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inprocess_qtconsole.py
46 lines | 1.2 KiB | text/x-python | PythonLexer
/ examples / Embedding / inprocess_qtconsole.py
Thomas Kluyver
Improve Python 3 compatibility for example scripts.
r13991 from __future__ import print_function
MinRK
add in-process kernel examples
r10305 import os
Martin Spacek
Fix `frontend` deprecation warnings in several examples
r11360 from IPython.qt.console.rich_ipython_widget import RichIPythonWidget
from IPython.qt.inprocess import QtInProcessKernelManager
MinRK
add in-process kernel examples
r10305 from IPython.lib import guisupport
def print_process_id():
Thomas Kluyver
Improve Python 3 compatibility for example scripts.
r13991 print('Process ID is:', os.getpid())
MinRK
add in-process kernel examples
r10305
def main():
# Print the ID of the main process
print_process_id()
app = guisupport.get_app_qt4()
# Create an in-process kernel
# >>> print_process_id()
# will print the same process ID as the main process
MinRK
fix in process qt and in process examples
r10333 kernel_manager = QtInProcessKernelManager()
MinRK
add in-process kernel examples
r10305 kernel_manager.start_kernel()
kernel = kernel_manager.kernel
kernel.gui = 'qt4'
kernel.shell.push({'foo': 43, 'print_process_id': print_process_id})
MinRK
fix in process qt and in process examples
r10333 kernel_client = kernel_manager.client()
MinRK
add in-process kernel examples
r10305 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)
if __name__ == '__main__':
main()