El mi��., 29 ago. 2018 a las 19:38, H. Hirzel (<hannes.hirzel@gmail.com>) escribi��:

About Windows ... do not worry, time will tell...

At the moment I have it on Linux and that is fine.

I am now more interested in actually USING it.

See my question about giving back SVG graphics results

On 8/29/18, Jesus Mari Aguirre <jmariaguirre@gmail.com> wrote:
> I think Windows will not be possible by now, there's not Pharo 64 bits on
> windows...I don't know what version of zeroMQ uses nteract, I think there
> is a 32 bits version...
> I'll do my best but I can not guarantee to have JupyterTalk on Windows.
>
>
> El mi��., 29 ago. 2018 a las 6:30, H. Hirzel (<hannes.hirzel@gmail.com>)
> escribi��:
>
>> Thank you for keeping me informed.
>>
>> I now manage to get Linux installations working, but the process is
>> still not consistent, see the installation log for Ubuntu 18.04 below.
>>
>> It could be that it is much easier for Windows, at the moment I only
>> have a 32bit Windows installation, so I cannot check.
>>
>> I'd like to focus now on _using_ the Pharo Smalltalk kernel, see
>> upcoming mail on the list.
>>
>> --Hannes
>>
>> ========================================
>>
>>
>> New Ubuntu 18.04 installation
>>
>> sudo apt-get update
>>
>> sudo apt install python3-pip
>>
>>
>> pip3 install jupyter
>>
>> did not work the first time (network issues?)
>>
>> pip3 install jupyter
>>
>> sudo apt install jupyter-core
>>
>> sudo apt install jupyter-notebook
>>
>>
>>
>>
>>
>> ================================================================================
>> Installation log
>>
>> ================================================================================
>>
>> user9@Latitude2:~$
>>
>> python3 --version
>> Python 3.6.5
>>
>>
>> sudo apt-get update
>>
>> sudo apt install python3-pip
>>
>> user9@Latitude2:~$ sudo apt install python3-pip
>> [sudo] password for user9:
>> Reading package lists... Done
>> Building dependency tree
>> Reading state information... Done
>> The following additional packages will be installed:
>>�� build-essential dh-python dpkg-dev fakeroot g++ g++-7 gcc gcc-7
>>�� libalgorithm-diff-perl libalgorithm-diff-xs-perl
>> libalgorithm-merge-perl
>>�� libasan4 libatomic1 libc-dev-bin libc6-dev libcilkrts5 libexpat1-dev
>>�� libfakeroot libgcc-7-dev libitm1 liblsan0 libmpx2 libpython3-dev
>>�� libpython3.6-dev libquadmath0 libstdc++-7-dev libtsan0 libubsan0
>>�� linux-libc-dev make manpages-dev python-pip-whl python3-dev
>>�� python3-distutils python3-lib2to3 python3-setuptools python3-wheel
>>�� python3.6-dev
>> Suggested packages:
>>�� debian-keyring g++-multilib g++-7-multilib gcc-7-doc libstdc++6-7-dbg
>>�� gcc-multilib autoconf automake libtool flex bison gcc-doc
>> gcc-7-multilib
>>�� gcc-7-locales libgcc1-dbg libgomp1-dbg libitm1-dbg libatomic1-dbg
>>�� libasan4-dbg liblsan0-dbg libtsan0-dbg libubsan0-dbg libcilkrts5-dbg
>>�� libmpx2-dbg libquadmath0-dbg glibc-doc libstdc++-7-doc make-doc
>>�� python-setuptools-doc
>> The following NEW packages will be installed:
>>�� build-essential dh-python dpkg-dev fakeroot g++ g++-7 gcc gcc-7
>>�� libalgorithm-diff-perl libalgorithm-diff-xs-perl
>> libalgorithm-merge-perl
>>�� libasan4 libatomic1 libc-dev-bin libc6-dev libcilkrts5 libexpat1-dev
>>�� libfakeroot libgcc-7-dev libitm1 liblsan0 libmpx2 libpython3-dev
>>�� libpython3.6-dev libquadmath0 libstdc++-7-dev libtsan0 libubsan0
>>�� linux-libc-dev make manpages-dev python-pip-whl python3-dev
>>�� python3-distutils python3-lib2to3 python3-pip python3-setuptools
>>�� python3-wheel python3.6-dev
>> 0 upgraded, 39 newly installed, 0 to remove and 60 not upgraded.
>> Need to get 32.3 MB of archives.
>> After this operation, 141 MB of additional disk space will be used.
>> Do you want to continue? [Y/n] y
>>
>>
>>�� pip3 install jupyter
>>
>>
>>
>> Error
>>
>>
>>�� Downloading
>> https://files.pythonhosted.org/packages/94/dd/fe6c4d683b09eb05342bd2816b7779663f71762b4fa9c2d5203d35d17354/jupyter_client-5.2.3-py2.py3-none-any.whl
>> (89kB
>> <https://files.pythonhosted.org/packages/94/dd/fe6c4d683b09eb05342bd2816b7779663f71762b4fa9c2d5203d35d17354/jupyter_client-5.2.3-py2.py3-none-any.whl(89kB>
>> )
>>�� 22% |�� | 20kB 24kB/s eta
>> 0:00:03Exception:
>> Traceback (most recent call last):
>>�� File
>> "/usr/share/python-wheels/urllib3-1.22-py2.py3-none-any.whl/urllib3/response.py",
>> line 302, in _error_catcher
>>�� yield
>>�� File
>> "/usr/share/python-wheels/urllib3-1.22-py2.py3-none-any.whl/urllib3/response.py",
>> line 384, in read
>>
>>
>> REDO
>>
>>
>>�� pip3 install jupyter
>>
>>
>> But then
>>
>> jupyter
>>
>> Command 'jupyter' not found, but can be installed with:
>>
>> sudo apt install jupyter-core
>>
>> user9@Latitude2:~$ sudo apt install jupyter-core
>> [sudo] password for user9:
>> Reading package lists... Done
>> Building dependency tree
>> Reading state information... Done
>> The following additional packages will be installed:
>>�� python3-decorator python3-ipython-genutils python3-jupyter-core
>>�� python3-traitlets
>> The following NEW packages will be installed:
>>�� jupyter-core python3-decorator python3-ipython-genutils
>> python3-jupyter-core
>>�� python3-traitlets
>> 0 upgraded, 5 newly installed, 0 to remove and 60 not upgraded.
>> Need to get 132 kB of archives.
>>
>>
>>
>>
>>
>>�� jupyter --version
>> 4.4.0
>>
>>
>>�� jupyter notebook
>> Error executing Jupyter command 'notebook': [Errno 2] No such file or
>> directory
>> user9@Latitude2:~$ Error executing Jupyter command 'notebook': [Errno
>> 2] No such file or directory
>> Error: command not found
>> user9@Latitude2:~$
>>
>>
>>
>>
>> sudo apt install jupyter-notebook
>> Reading package lists... Done
>> Building dependency tree
>> Reading state information... Done
>> The following additional packages will be installed:
>>�� fonts-font-awesome fonts-mathjax javascript-common
>>�� jupyter-nbextension-jupyter-js-widgets libjs-backbone libjs-bootstrap
>>�� libjs-bootstrap-tour libjs-codemirror libjs-es6-promise libjs-jed
>> libjs-jquery
>>�� libjs-jquery-typeahead libjs-jquery-ui libjs-marked libjs-mathjax
>> libjs-moment
>>�� libjs-requirejs libjs-requirejs-text libjs-text-encoding
>> libjs-underscore libjs-xterm
>>�� liblua5.1-0 libluajit-5.1-2 libluajit-5.1-common pandoc pandoc-data
>> python3-bleach
>>�� python3-dateutil python3-entrypoints python3-html5lib python3-ipykernel
>>�� python3-ipython python3-ipywidgets python3-jinja2 python3-jsonschema
>>�� python3-jupyter-client python3-mistune python3-nbconvert
>> python3-nbformat
>>�� python3-notebook python3-pandocfilters python3-pickleshare
>> python3-prompt-toolkit
>>�� python3-pygments python3-simplegeneric python3-terminado
>> python3-testpath
>>�� python3-tornado python3-wcwidth python3-webencodings python3-zmq
>> Suggested packages:
>>�� apache2 | lighttpd | httpd python-ipywidgets libjs-jquery-lazyload
>> libjs-json
>>�� libjs-jquery-ui-docs fonts-mathjax-extras fonts-stix libjs-mathjax-doc
>>�� texlive-latex-recommended texlive-xetex texlive-luatex pandoc-citeproc
>>�� texlive-latex-extra context wkhtmltopdf python-bleach-doc
>> python3-genshi python3-lxml
>>�� python-ipywidgets-doc python-jinja2-doc python-notebook-doc
>> ttf-bitstream-vera
>>�� python3-pycurl python-tornado-doc python3-twisted
>> The following NEW packages will be installed:
>>�� fonts-font-awesome fonts-mathjax javascript-common
>>�� jupyter-nbextension-jupyter-js-widgets jupyter-notebook libjs-backbone
>>�� libjs-bootstrap libjs-bootstrap-tour libjs-codemirror
>> libjs-es6-promise libjs-jed
>>�� libjs-jquery libjs-jquery-typeahead libjs-jquery-ui libjs-marked
>> libjs-mathjax
>>�� libjs-moment libjs-requirejs libjs-requirejs-text libjs-text-encoding
>>�� libjs-underscore libjs-xterm liblua5.1-0 libluajit-5.1-2
>> libluajit-5.1-common pandoc
>>�� pandoc-data python3-bleach python3-dateutil python3-entrypoints
>> python3-html5lib
>>�� python3-ipykernel python3-ipython python3-ipywidgets python3-jinja2
>>�� python3-jsonschema python3-jupyter-client python3-mistune
>> python3-nbconvert
>>�� python3-nbformat python3-notebook python3-pandocfilters
>> python3-pickleshare
>>�� python3-prompt-toolkit python3-pygments python3-simplegeneric
>> python3-terminado
>>�� python3-testpath python3-tornado python3-wcwidth
>> python3-webencodings python3-zmq
>> 0 upgraded, 52 newly installed, 0 to remove and 60 not upgraded.
>> Need to get 20.7 MB of archives.
>> After this operation, 142 MB of additional disk space will be used.
>> Do you want to continue? [Y/n]
>>
>>
>>
>>
>> Setting up libjs-bootstrap-tour (0.12.0+dfsg-1) ...
>> Setting up python3-notebook (5.2.2-1) ...
>> Setting up jupyter-nbextension-jupyter-js-widgets (6.0.0-2) ...
>> /usr/lib/python3.6/runpy.py:125: RuntimeWarning:
>> 'notebook.nbextensions' found in sys.modules after import of package
>> 'notebook', but prior to execution of 'notebook.nbextensions'; this
>> may result in unpredictable behaviour
>>�� warn(RuntimeWarning(msg))
>> Enabling notebook extension jupyter-js-widgets/extension...
>>�� - Validating: OK
>> Setting up jupyter-notebook (5.2.2-1) ...
>> Setting up python3-ipywidgets (6.0.0-2) ...
>> Processing triggers for libc-bin (2.27-3ubuntu1) ...
>>
>> user9@Latitude2:~$
>>
>>
>>
>> jupyter notebook
>> [I 05:23:54.607 NotebookApp] Writing notebook server cookie secret to
>> /run/user/1000/jupyter/notebook_cookie_secret
>> [I 05:23:55.398 NotebookApp] Serving notebooks from local directory:
>> /home/user9
>> [I 05:23:55.398 NotebookApp] 0 active kernels
>> [I 05:23:55.398 NotebookApp] The Jupyter Notebook is running at:
>> [I 05:23:55.399 NotebookApp]
>>
>> http://localhost:8888/?token=f3e847ae72b205b350efa0739bfc0c575a44a52c4e02aa60
>> [I 05:23:55.399 NotebookApp] Use Control-C to stop this server and
>> shut down all kernels (twice to skip confirmation).
>> [C 05:23:55.406 NotebookApp]
>>
>>�� Copy/paste this URL into your browser when you connect for the first
>> time,
>>�� to login with a token:
>>
>> http://localhost:8888/?token=f3e847ae72b205b350efa0739bfc0c575a44a52c4e02aa60
>> [I 05:23:58.884 NotebookApp] Accepting one-time-token-authenticated
>> connection from 127.0.0.1
>> [Parent 5668, Gecko_IOThread] WARNING: pipe error (59): Connection
>> reset by peer: file
>>
>> /build/firefox-oscv9o/firefox-61.0.1+build1/ipc/chromium/src/chrome/common/ipc_channel_posix.cc,
>> line 353
>>
>>
>>
>>
>>
>>
>>
>>
>> On 8/27/18, Jesus Mari Aguirre <jmariaguirre@gmail.com> wrote:
>> > *a) https://www.nteract.io/ <https://www.nteract.io/>b) Pharo 6.1c)
>> > JuypterTalkd) kernel.json in /usr/local/share/jupyter/kernels/pharo�� *
>> >
>> > OK, I'll keep in mind in my instalation script. I'll keep you informed.
>> >
>> > Regarding on Windows instalation, probably it won't be so hard, It was
>> very
>> > easy from Mac os X to Linux, I'm sure Windows will not be different.
>> >
>> >
>> >
>> > El lun., 27 ago. 2018 a las 13:46, H. Hirzel
>> > (<hannes.hirzel@gmail.com>)
>> > escribi��:
>> >
>> >> Thank you for the installation sequence. Good that you will add an
>> >> installation script to your repository. If you label it as 'example
>> >> installation script it gives people a clue what is involved and saves
>> >> time. And they will know that it might not work in all cases or
>> >> different solutions are possible.
>> >>
>> >> Good to know how to get a python3.6 environment in Ubuntu 16.04.
>> >>
>> >> My current Ubuntu 16.04 based distribution has
>> >>
>> >> python3 --version
>> >> Python 3.5.2
>> >>
>> >>
>> >> Just for trying I only did
>> >>
>> >>�� sudo add-apt-repository ppa:deadsnakes/ppa
>> >>�� pip3 install jupyter
>> >>
>> >> and then
>> >>
>> >>�� jupyter notebook
>> >>
>> >> works.
>> >>
>> >> But as you see from the mail to the list I am primarily interested in
>> >> getting an easy to use installation sequence and it seems that the
>> >> following
>> >>
>> >> a) https://www.nteract.io/
>> >> b) Pharo 6.1
>> >> c) JuypterTalk
>> >> d) kernel.json in /usr/local/share/jupyter/kernels/pharo
>> >>
>> >> should be sufficient.
>> >>
>> >> However at the moment I now have some working jupyter notebook
>> >> installations and I will start to work with them. In particular I am
>> >> interested in how to output�� html and svg contents from the Pharo
>> >> kernel.
>> >>
>> >> --Hannes
>> >>
>> >>
>> >>
>> >>
>> >> On 8/25/18, Jesus Mari Aguirre <jmariaguirre@gmail.com> wrote:
>> >> > sorry... I press ctrl+tab in google mail... as I was saying
>> >> > I did:
>> >> >
>> >> >�� sudo add-apt-repository ppa:deadsnakes/ppa
>> >> >�� sudo apt-get update
>> >> >�� sudo apt-get install python3.6
>> >> >�� pip3 install jupyter
>> >> >
>> >> > I think this was the sequence of commands
>> >> >
>> >> > If you are going to use ipywidgets (still not supported by
>> JupyterTalk)
>> >> >�� pip3 install ipywidgets
>> >> >�� jupyter nbextension enable --py widgetsnbextension
>> >> >
>> >> > I'm preparing a bash script to make it easy, but jupyter is
>> >> > sometimes
>> a
>> >> > pain in the neck.
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> > El s��b., 25 ago. 2018 a las 21:07, Jesus Mari Aguirre (<
>> >> > jmariaguirre@gmail.com>) escribi��:
>> >> >
>> >> >> I did:
>> >> >>�� sudo add-apt-repository ppa:deadsnakes/ppa
>> >> >>�� sudo apt-get update
>> >> >>�� sudo apt-get install python3.6
>> >> >> pip3 install jupyter
>> >> >>
>> >> >> El s��b., 25 ago. 2018 a las 16:39, H. Hirzel (<
>> hannes.hirzel@gmail.com
>> >> >)
>> >> >> escribi��:
>> >> >>
>> >> >>> Hello Jesus Mari
>> >> >>>
>> >> >>> On 8/25/18, Jesus Mari Aguirre <jmariaguirre@gmail.com> wrote:
>> >> >>> > I don't care about python version but Jupyter does. I think last
>> >> >>> version of
>> >> >>> > Jupyter needs Python 3 and Pip3.
>> >> >>>
>> >> >>> Going for Python 3 is what I do in Ubuntu 16.04 and Ubuntu 18.04
>> >> >>>
>> >> >>> The second approach on
>> >> >>> http://jupyter.org/install
>> >> >>> for "experienced" python users (I am not is)
>> >> >>>
>> >> >>> python3 -m pip install --upgrade pip
>> >> >>>
>> >> >>> This leaves me with an unusable pip3
>> >> >>>
>> >> >>> pip3 --version
>> >> >>> Traceback (most recent call last):
>> >> >>>�� File "/usr/bin/pip3", line 9, in <module>
>> >> >>>�� from pip import main
>> >> >>> ImportError: cannot import name 'main'
>> >> >>>
>> >> >>> So I did not upgrade pip and directly did
>> >> >>>
>> >> >>>�� python3 -m pip install jupyter
>> >> >>>
>> >> >>> In one installation this morning this worked, in another one in
>> >> >>> the
>> >> >>> evening (network quality was not so good) it did not work even
>> >> >>> after
>> >> >>> several tries. (details below)
>> >> >>>
>> >> >>> > I installed everything on Ubuntu 14.
>> >> >>> Good to know that you can even have it in Ubuntu 14.
>> >> >>> I use Ubuntu 16.04
>> >> >>>
>> >> >>> How did you install Juypter in Ubuntu 14.04?
>> >> >>>
>> >> >>> Could you please send me the result of
>> >> >>>
>> >> >>> history | grep 'install jupyter'
>> >> >>>
>> >> >>>
>> >> >>> - one installation was fine
>> >> >>>
>> >> >>> - the other gave an error message.[1] Jupyter did not install.
>> >> >>>�� It bothers me that I cannot repeat the process easily. In the end
>> >> >>> something like a snap package which contains everything the
>> necessary
>> >> >>> jupyter files and Pharo6.1 with JupyterTalk installed might be the
>> >> >>> way
>> >> >>> to go for installing it on different systems.
>> >> >>>
>> >> >>>
>> >> >>> > I'm very surprised you don't need to create the kernel.json
>> >> >>> > file,
>> I
>> >> >>> > can
>> >> >>> not
>> >> >>> > explain how does Jupyter starts Pharo without the path and arts
>> >> >>> > to
>> >> the
>> >> >>> > Pharo VM...
>> >> >>>
>> >> >>> That was in a third Ubuntu setup. It is probably caused by the
>> >> >>> installation sequence. I'll have to check again.
>> >> >>>
>> >> >>> That is in Ubuntu 18.04 and I used
>> >> >>>
>> >> >>> sudo apt-get install jupyter-core
>> >> >>> sudo apt-get install jupyter-notebook
>> >> >>>
>> >> >>> Seems to be in the repository, but it was not sufficient.
>> >> >>>
>> >> >>> This is why I like the *nteract* approach. One download which
>> >> >>> includes
>> >> >>> everything.
>> >> >>>
>> >> >>> Webbrowser with notebook, node kernel.
>> >> >>>
>> >> >>> --Hannes
>> >> >>>
>> >> >>> > El s��b., 25 ago. 2018 6:53, H. Hirzel <hannes.hirzel@gmail.com>
>> >> >>> escribi��:
>> >> >>> >
>> >> >>> >> Hello Jesus Mari
>> >> >>> >>
>> >> >>> >> For my JupyterTalk installation tests I have been using Ubuntu
>> >> >>> >> 18.04.1
>> >> >>> so
>> >> >>> >> far.
>> >> >>> >> Python 3.
>> >> >>> >>
>> >> >>> >> My production environment is 16.04. So I still need to do the
>> >> >>> >> installation there.
>> >> >>> >>
>> >> >>> >> Is your python environment version 2 or 3?
>> >> >>> >>
>> >> >>> >> Regards
>> >> >>> >> Hannes
>> >> >>> >>
>> >> >>> >
>> >> >>> ---------------------------
>> >> >>>
>> >> >>> [1]
>> >> >>> user26@Latitude-E64102:~$ pip3 install jupyter
>> >> >>> Collecting jupyter
>> >> >>>�� Using cached
>> >> >>>
>> >>
>> https://files.pythonhosted.org/packages/83/df/0f5dd132200728a86190397e1ea87cd76244e42d39ec5e88efd25b2abd7e/jupyter-1.0.0-py2.py3-none-any.whl
>> >> >>> Collecting nbconvert (from jupyter)
>> >> >>>�� Using cached
>> >> >>>
>> >>
>> https://files.pythonhosted.org/packages/39/ea/280d6c0d92f8e3ca15fd798bbcc2ea141489f9539de7133d8fe10ea4b049/nbconvert-5.3.1-py2.py3-none-any.whl
>> >> >>> Collecting ipykernel (from jupyter)
>> >> >>>�� Using cached
>> >> >>>
>> >>
>> https://files.pythonhosted.org/packages/ab/3f/cd624c835aa3336a9110d0a99e15070f343b881b7d651ab1375ef226a3ac/ipykernel-4.8.2-py3-none-any.whl
>> >> >>> Collecting ipywidgets (from jupyter)
>> >> >>>�� Using cached
>> >> >>>
>> >>
>> https://files.pythonhosted.org/packages/34/3a/5b258ea6d584f5a8527c2295d0ebf7ffb1654e3de38d37697f88bbef6621/ipywidgets-7.4.0-py2.py3-none-any.whl
>> >> >>> Collecting notebook (from jupyter)
>> >> >>>�� Downloading
>> >> >>>
>> >>
>> https://files.pythonhosted.org/packages/5e/7c/7fd8e9584779d65dfcad9fa2e09c76131a41f999f853a9c7026ed8585586/notebook-5.6.0-py2.py3-none-any.whl
>> >> >>> (8.9MB)
>> >> >>>�� 52% |�� | 4.7MB 50kB/s eta
>> >> >>> 0:01:22Exception:
>> >> >>> Traceback (most recent call last):
>> >> >>>�� File
>> >> >>>
>> >>
>> "/usr/share/python-wheels/urllib3-1.13.1-py2.py3-none-any.whl/urllib3/response.py",
>> >> >>> line 226, in _error_catcher
>> >> >>>�� yield
>> >> >>>�� File
>> >> >>>
>> >>
>> "/usr/share/python-wheels/urllib3-1.13.1-py2.py3-none-any.whl/urllib3/response.py",
>> >> >>> line 301, in read
>> >> >>>�� data = self._fp.read(amt)
>> >> >>>�� File
>> >> >>>
>> >>
>> "/usr/share/python-wheels/CacheControl-0.11.5-py2.py3-none-any.whl/cachecontrol/filewrapper.py",
>> >> >>> line 49, in read
>> >> >>>�� data = self.__fp.read(amt)
>> >> >>>�� File "/usr/lib/python3.5/http/client.py", line 448, in read
>> >> >>>�� n = self.readinto(b)
>> >> >>>�� File "/usr/lib/python3.5/http/client.py", line 488, in readinto
>> >> >>>�� n = self.fp.readinto(b)
>> >> >>>�� File "/usr/lib/python3.5/socket.py", line 575, in readinto
>> >> >>>�� return self._sock.recv_into(b)
>> >> >>>�� File "/usr/lib/python3.5/ssl.py", line 929, in recv_into
>> >> >>>�� return self.read(nbytes, buffer)
>> >> >>>�� File "/usr/lib/python3.5/ssl.py", line 791, in read
>> >> >>>�� return self._sslobj.read(len, buffer)
>> >> >>>�� File "/usr/lib/python3.5/ssl.py", line 575, in read
>> >> >>>�� v = self._sslobj.read(len, buffer)
>> >> >>> socket.timeout: The read operation timed out
>> >> >>>
>> >> >>> During handling of the above exception, another exception
>> >> >>> occurred:
>> >> >>>
>> >> >>> Traceback (most recent call last):
>> >> >>>�� File "/usr/lib/python3/dist-packages/pip/basecommand.py", line
>> 209,
>> >> in
>> >> >>> main
>> >> >>>�� status = self.run(options, args)
>> >> >>>�� File "/usr/lib/python3/dist-packages/pip/commands/install.py",
>> line
>> >> >>> 328, in run
>> >> >>>�� wb.build(autobuilding=True)
>> >> >>>�� File "/usr/lib/python3/dist-packages/pip/wheel.py", line 748, in
>> >> build
>> >> >>> ....
>> >> >>> 231, in _error_catcher
>> >> >>>�� raise ReadTimeoutError(self._pool, None, 'Read timed out.')
>> >> >>> requests.packages.urllib3.exceptions.ReadTimeoutError:
>> >> >>> HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read
>> >> >>> timed out.
>> >> >>> You are using pip version 8.1.1, however version 18.0 is
>> >> >>> available.
>> >> >>> You should consider upgrading via the 'pip install --upgrade pip'
>> >> >>> command.
>> >> >>>
>> >> >>
>> >> >
>> >>
>> >
>>
>