[IPython-dev] Installation docs out of date
Ian Bell
ian.h.bell at gmail.com
Fri Feb 13 16:52:15 EST 2015
I'm trying to put together a PR for this, but I can't find the right source
file to edit, its not this one:
https://github.com/ipython/ipython/blob/master/docs/source/install/install.rst
I want to edit this file: http://ipython.org/install.html
On Fri, Feb 13, 2015 at 2:47 PM, Ian Bell <ian.h.bell at gmail.com> wrote:
> Sometimes you have no choice but to fall back to pip when conda chokes on
> a package that it doesn't understand. So I have a hodgepodge of
> pip-installed and conda-installed packages on my machine, and until conda
> fully supports pip, it looks like it is going to stay that way.
>
> I'm fine not using pip and using conda, but the conda docs should tell you
> how to get everything up and running easily with ipython. Adding the line
> described in this thread would probably do it.
>
> Ian
>
>
> On Fri, Feb 13, 2015 at 12:50 PM, Ryan Nelson <rnelsonchem at gmail.com>
> wrote:
>
>> Min,
>>
>> I just posted a little note about the pip issue on the Anaconda mailing
>> list. We'll see what they say about including it by default.
>> Hopefully, this solves Ian's problem.
>>
>> Ryan
>>
>> On Fri, Feb 13, 2015 at 2:12 PM, MinRK <benjaminrk at gmail.com> wrote:
>>
>>> Yeah, we can probably add some clarifications.
>>>
>>> I think it's a huge mistake that conda allows installing Python without
>>> pip. This really shouldn't be allowed.
>>>
>>> -MinRK
>>>
>>> On Fri, Feb 13, 2015 at 10:59 AM, Ryan Nelson <rnelsonchem at gmail.com>
>>> wrote:
>>>
>>>> Yeah. The docs (http://ipython.org/install.html) should probably
>>>> mention this if they are going to reference conda specifically. However, it
>>>> is a conda-specific issue, so it might be more appropriate to point users
>>>> to the continuum documentation instead. Especially, given that the IPython
>>>> docs suggest installing the full Anaconda package (which has notebook) and
>>>> do not mention Miniconda, which it looks like you are using. You can search
>>>> the conda package repository pretty easily:
>>>> http://conda.pydata.org/docs/examples/search.html
>>>> But I agree that this it is not well documented.
>>>>
>>>> I have miniconda on a Linux distro, and fresh environments don't
>>>> install pip. This caused some problems for me at first because it was using
>>>> the system pip, which was no good. Do you have another Python install on
>>>> your computer? You could do a `conda install pip` and make sure you have
>>>> the Continuum version.
>>>>
>>>> Just out of curiosity, why would use want to use pip at all? It might
>>>> be safer to install things using conda exclusively. You might run into
>>>> problems with pip when you are trying to install modules that require
>>>> compiled components such as Qt4/5. For example, the command `conda install
>>>> ipython ipython-notebook ipython-qtconsole` will install ipython and all
>>>> the dependencies, including a precompiled version of the Qt libraries. I
>>>> don't think a `pip install pyqt4` will do that. (?) See here for more:
>>>>
>>>> http://stackoverflow.com/questions/20994716/what-is-the-difference-between-pip-and-conda
>>>> However, the answer here is a little misleading because the
>>>> conda-installed pip will install packages that are conda-aware. That is,
>>>> I've installed packages with the conda version of pip, and `conda list`
>>>> will show these packages as being installed.
>>>>
>>>> On Fri, Feb 13, 2015 at 1:16 PM, Ian Bell <ian.h.bell at gmail.com> wrote:
>>>>
>>>>>
>>>>>
>>>>> On Fri, Feb 13, 2015 at 9:12 AM, Ryan Nelson <rnelsonchem at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> With Anaconda, you can use `conda` to install these packages.
>>>>>>
>>>>>>
>>>>>> $ source activate your_env # Not necessary for root environment
>>>>>> $ conda install ipython ipython-notebook ipython-qtconsole
>>>>>>
>>>>>
>>>>> Exactly this should be on the website. Its not obvious what conda
>>>>> package is required to get full notebook support. The
>>>>>
>>>>> conda update ipython
>>>>>
>>>>> command doesn't do it.
>>>>>
>>>>>
>>>>>>
>>>>>> On Fri, Feb 13, 2015 at 11:06 AM, Ian Bell <ian.h.bell at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> I tried to install ipython+dependencies on a new machine, and it
>>>>>>> dies when it tries to install the dependencies:
>>>>>>>
>>>>>>> C:\Users\ihb>pip install ipython[all]
>>>>>>> Requirement already satisfied (use --upgrade to upgrade):
>>>>>>> ipython[all] in
>>>>>>> c:\users\ihb\appdata\local\continuum\miniconda\lib\site-packages
>>>>>>> Exception:
>>>>>>> Traceback (most recent call last):
>>>>>>> File
>>>>>>> "C:\Users\ihb\AppData\Local\Continuum\Miniconda\lib\site-packages\pip\basecommand.py",
>>>>>>> line 232, in main
>>>>>>> status = self.run(options, args)
>>>>>>> File
>>>>>>> "C:\Users\ihb\AppData\Local\Continuum\Miniconda\lib\site-packages\pip\commands\install.py",
>>>>>>> line 339, in run
>>>>>>> requirement_set.prepare_files(finder)
>>>>>>> File
>>>>>>> "C:\Users\ihb\AppData\Local\Continuum\Miniconda\lib\site-packages\pip\req\req_set.py",
>>>>>>> line 436, in prepare_files
>>>>>>> req_to_install.extras):
>>>>>>> File
>>>>>>> "C:\Users\ihb\AppData\Local\Continuum\Miniconda\lib\site-packages\pip\_vendor\pkg_resources\__init__.py",
>>>>>>> line 2504, in requires
>>>>>>> "%s has no such extra feature %r" % (self, ext)
>>>>>>> UnknownExtra: ipython 2.4.1 has no such extra feature 'all'
>>>>>>>
>>>>>>> My python:
>>>>>>>
>>>>>>> Python 2.7.8 |Continuum Analytics, Inc.| (default, Jul 2 2014,
>>>>>>> 15:12:11) [MSC v.1500 64 bit (AMD64)] on win32
>>>>>>> Type "help", "copyright", "credits" or "license" for more
>>>>>>> information.
>>>>>>> Anaconda is brought to you by Continuum Analytics.
>>>>>>> Please check out: http://continuum.io/thanks and https://binstar.org
>>>>>>>
>>>>>>> _______________________________________________
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>>>>>>> http://mail.scipy.org/mailman/listinfo/ipython-dev
>>>>>>>
>>>>>>>
>>>>>>
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>>>>>>
>>>>>
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