It sounds like your install is messed up, and you have two environments
layered on top of each other (perhaps you have a system install and an
anaconda install?). The __file__ trick helps you see what is actually being
run.
Jason
On Thu, Oct 17, 2019 at 10:33 AM brian piercy <bjp...@gmail.com> wrote:
> more info:
>
> 'python' loads w/o problem. (interesting, though, it loads using 3.5.2,
> default, 2018/11/12.)
> 'ipython' however, loads with python 2.7.12 & iPython 5.8.0.
>
> no wonder Jupyter is confused.
>
>
> On Thursday, October 17, 2019 at 10:53:07 AM UTC-5, brian piercy wrote:
>>
>>
>> - rebuilding after a crash. i started via a fresh Anaconda download.
>> Here's the results of 'jupyter --version"
>>
>>
>> - bjpcjp@bjpcjp-Lenovo-Z710:~$ jupyter --version
>> - jupyter core : 4.6.0
>> - jupyter-notebook : 6.0.1
>> - qtconsole : 4.5.5
>> - ipython : 7.8.0
>> - ipykernel : 5.1.2
>> - jupyter client : 5.3.4
>> - jupyter lab : not installed ('conda install jupyterlab' returns
>> "all packages already installed")
>> - nbconvert : 5.6.0
>> - ipywidgets : 7.5.1
>> - nbformat : 4.4.0
>> - traitlets : 4.3.3
>>
>>
>> - I get the error msg shown in the title, despite multiple
>> reinstalls, via "jupyter notebook".
>>
>> according to 'conda info':
>>
>> - no active environment
>> - conda 4.7, conda-build 3.18, python 3.7.4.
>> - channel URLs listed
>> - package caches present; envs directories present; linux-64 platform.
>>
>> ideas? Thank you. (also posted in GitHub
>> <https://github.com/jupyter/notebook/issues/4982>, FYI.)
>>
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