Bug#893615: spyder: ipython console does not start

[Martin Lutz]

Package: spyder
Version: 3.2.6+dfsg1-2
Severity: important

Dear Maintainer,

when starting spyder, the ipython console does not start. Code cannot be
executed.

"An error ocurred while starting the kernel"

Traceback (most recent call last):
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 268, in 
main()
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 252, in main
kernel.initialize()
File "", line 2, in initialize
File "/usr/lib/python2.7/dist?packages/traitlets/config/application.py", line 87, in catch_config_error
return method(app, *args, **kwargs)
File "/usr/lib/python2.7/dist?packages/ipykernel/kernelapp.py", line 452, in initialize
zmq_ioloop.install()
File "/usr/lib/python2.7/dist?packages/zmq/eventloop/ioloop.py", line 210, in install
assert (not ioloop.IOLoop.initialized()) or \
AttributeError: type object 'IOLoop' has no attribute 'initialized'
Traceback (most recent call last):
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 268, in 
main()
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 252, in main
kernel.initialize()
File "", line 2, in initialize
File "/usr/lib/python2.7/dist?packages/traitlets/config/application.py", line 87, in catch_config_error
return method(app, *args, **kwargs)
File "/usr/lib/python2.7/dist?packages/ipykernel/kernelapp.py", line 452, in initialize
zmq_ioloop.install()
File "/usr/lib/python2.7/dist?packages/zmq/eventloop/ioloop.py", line 210, in install
assert (not ioloop.IOLoop.initialized()) or \
AttributeError: type object 'IOLoop' has no attribute 'initialized'
Traceback (most recent call last):
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 268, in 
main()
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 252, in main
kernel.initialize()
File "", line 2, in initialize
File "/usr/lib/python2.7/dist?packages/traitlets/config/application.py", line 87, in catch_config_error
return method(app, *args, **kwargs)
File "/usr/lib/python2.7/dist?packages/ipykernel/kernelapp.py", line 452, in initialize
zmq_ioloop.install()
File "/usr/lib/python2.7/dist?packages/zmq/eventloop/ioloop.py", line 210, in install
assert (not ioloop.IOLoop.initialized()) or \
AttributeError: type object 'IOLoop' has no attribute 'initialized'
Traceback (most recent call last):
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 268, in 
main()
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 252, in main
kernel.initialize()
File "", line 2, in initialize
File "/usr/lib/python2.7/dist?packages/traitlets/config/application.py", line 87, in catch_config_error
return method(app, *args, **kwargs)
File "/usr/lib/python2.7/dist?packages/ipykernel/kernelapp.py", line 452, in initialize
zmq_ioloop.install()
File "/usr/lib/python2.7/dist?packages/zmq/eventloop/ioloop.py", line 210, in install
assert (not ioloop.IOLoop.initialized()) or \
AttributeError: type object 'IOLoop' has no attribute 'initialized'
Traceback (most recent call last):
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 268, in 
main()
File "/usr/lib/python2.7/dist?packages/spyder/utils/ipython/start_kernel.py", line 252, in main
kernel.initialize()
File "", line 2, in initialize
File "/usr/lib/python2.7/dist?packages/traitlets/config/application.py", line 87, in catch_config_error
return method(app, *args, **kwargs)
File "/usr/lib/python2.7/dist?packages/ipykernel/kernelapp.py", line 452, in initialize
zmq_ioloop.install()
File "/usr/lib/python2.7/dist?packages/zmq/eventloop/ioloop.py", line 210, in install
assert (not ioloop.IOLoop.initialized()) or \
AttributeError: type object 'IOLoop' has no attribute 'initialized'





-- System Information:
Debian Release: buster/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)

Kernel: Linux 4.14.0-3-amd64 (SMP w/8 CPU cores)
Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8), LANGUAGE=en_US:en (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages spyder depends on:
ii  python         2.7.14-4
ii  python-spyder  3.2.6+dfsg1-2
ii  python2.7      2.7.14-7

spyder recommends no packages.

spyder suggests no packages.

Versions of packages python-spyder depends on:
ii  libjs-jquery        3.2.1-1
ii  libjs-mathjax       2.7.3+dfsg-1
ii  pylint              1.8.1-1
ii  python              2.7.14-4
ii  python-chardet      3.0.4-1
ii  python-cloudpickle  0.5.2-2
ii  python-jedi         0.11.1-1
ii  python-nbconvert    5.3.1-1
ii  python-numpydoc     0.7.0-1
ii  python-pickleshare  0.7.4-2
ii  python-psutil       5.4.2-1
ii  python-pycodestyle  2.3.1-2
ii  python-pyflakes     1.6.0-1
ii  python-pygments     2.2.0+dfsg-1
ii  python-qtawesome    0.4.4+ds1-1
ii  python-qtconsole    4.3.1-1
ii  python-qtpy         1.3.1-1
ii  python-rope         0.10.5-2
ii  python-sphinx       1.6.7-1
ii  python-zmq          16.0.2-2+b1
ii  spyder-common       3.2.6+dfsg1-2

Versions of packages python-spyder suggests:
ii  cython             0.26.1-0.4
ii  python-matplotlib  2.1.1-2
ii  python-numpy       1:1.13.3-2
pn  python-pandas      <none>
ii  python-pil         4.3.0-2
ii  python-scipy       0.19.1-2
pn  python-sympy       <none>
pn  spyder-doc         <none>

Versions of packages python-pyqt5 depends on:
ii  libc6                            2.27-2
ii  libqt5core5a [qtbase-abi-5-9-2]  5.9.2+dfsg-12
ii  libqt5dbus5                      5.9.2+dfsg-12
ii  libqt5designer5                  5.9.2-6
ii  libqt5gui5                       5.9.2+dfsg-12
ii  libqt5help5                      5.9.2-6
ii  libqt5network5                   5.9.2+dfsg-12
ii  libqt5printsupport5              5.9.2+dfsg-12
ii  libqt5test5                      5.9.2+dfsg-12
ii  libqt5widgets5                   5.9.2+dfsg-12
ii  libqt5xml5                       5.9.2+dfsg-12
ii  libstdc++6                       8-20180312-2
ii  python                           2.7.14-4
ii  python-sip [sip-api-12.3]        4.19.8+dfsg-1

Versions of packages python-pyqt5 suggests:
pn  python-pyqt5-dbg  <none>

-- no debconf information