I think you will need to add your ssh key to GitHub. We should be
using the https URL here
https://github.com/sympy/sympy-live/blob/master/.gitmodules.

Aaron Meurer

On Fri, Jan 17, 2020 at 6:41 AM James . <jamesnattala...@gmail.com> wrote:
>
> https://github.com/sympy/sympy-live/blob/master/README.rst
> from this i have followed every step,but im not able to see the gui of sympy 
> live shell in my local server,i think its because of this command "$ git 
> submodule update"-->its not working,its showing some error.
> """"
> git submodule update
> Cloning into 'C:/Users/James/AppData/Local/Google/Cloud 
> SDK/sympy-live/static'...
> Host key verification failed.
> fatal: Could not read from remote repository.
>
> Please make sure you have the correct access rights
> and the repository exists.
> fatal: clone of 'g...@github.com:sympy/sympy-web-static.git' into submodule 
> path 'C:/Users/James/AppData/Local/Google/Cloud SDK/sympy-live/static' failed
> Failed to clone 'static'. Retry scheduled
> Cloning into 'C:/Users/James/AppData/Local/Google/Cloud 
> SDK/sympy-live/static'...
> Host key verification failed.
> fatal: Could not read from remote repository.
>
> Please make sure you have the correct access rights
> and the repository exists.
> fatal: clone of 'g...@github.com:sympy/sympy-web-static.git' into submodule 
> path 'C:/Users/James/AppData/Local/Google/Cloud SDK/sympy-live/static' failed
> Failed to clone 'static' a second time, aborting
>
> """
>
> if anyone testing sympy live shell on their local server please tell me how 
> you did it..
>
> Regards,
> James
>
>
> On Fri, Jan 17, 2020 at 1:14 AM Aaron Meurer <asmeu...@gmail.com> wrote:
>>
>> I'm not really sure how to create a graph of the number of concurrent
>> users on the App Engine Dashboard. If anyone knows how to do it, let
>> me know.
>>
>> Aaron Meurer
>>
>> On Thu, Jan 16, 2020 at 12:23 PM Mridul Seth <seth.mri...@gmail.com> wrote:
>> >
>> > As Aaron suggested, wouldn't it be much better to use something like 
>> > mybinder in the background or https://ines.github.io/juniper/ ?
>> > Why reinvent the wheel?
>> >
>> > The autoscaling thing of App engine translates easily to mybinder too as 
>> > every user will have their own instance(docker container) of mybinder 
>> > running in the background,
>> > unless sympy expects more than 100 concurrent users it should be okay.
>> >
>> > On Wednesday, 15 January 2020 22:54:38 UTC+5:30, James . wrote:
>> >>
>> >> Django is the best option for sympy live, i have already planned on 
>> >> telling this because Django is more faster than the current framework and 
>> >> most of the big companies are also  using Django only.
>> >>
>> >> On Wed, Jan 15, 2020, 22:34 Gagandeep Singh (B17CS021) 
>> >> <sin...@iitj.ac.in> wrote:
>> >>>
>> >>> IMHO, it would be great to have the sessions of a particular user saved. 
>> >>> I observed that there is a `Log In` link that let's someone create a 
>> >>> session but it isn't worked upon further. Probably, using django for 
>> >>> redesigning sympy-live would be great as it will be easy to maintain. We 
>> >>> can start from unoptimized version of the website. Though I am not aware 
>> >>> whether Google App Engine supports django.
>> >>> Let me know what you think.
>> >>>
>> >>> On Wed, Jan 15, 2020 at 12:12 AM Aaron Meurer <asme...@gmail.com> wrote:
>> >>>>
>> >>>> Well none of us are backend developers, or else we probably would have
>> >>>> done something like this already. So you would need to have some
>> >>>> decent backend experience, and would need to come up with a plan on
>> >>>> what to actually do.
>> >>>>
>> >>>> I would prefer to build as little as possible for ourselves, so that
>> >>>> we don't have to maintain much. So I would look into other projects
>> >>>> such as Binder, and look at what other projects are building in this
>> >>>> area. If we can build something that is usable by others, or better,
>> >>>> reuse something that is already built, that would be ideal.
>> >>>>
>> >>>> The biggest technical issue with the App Engine is that it isn't
>> >>>> really designed to do what are do with it. Each App Engine execution
>> >>>> can run for at most 60 seconds. We "fake" a continual session with
>> >>>> this by doing some tricks like pickling the session. This leads to all
>> >>>> kinds of bugs, such as the one listed here. I don't actually know what
>> >>>> causes the bug listed here, but I can make a pretty strong guess that
>> >>>> it has to do with this. Actually most of these issues have to do with
>> >>>> pickling itself being broken in a lot of SymPy, but even so, it would
>> >>>> be better if we had a real persistent session, similar to how
>> >>>> something like Binder works
>> >>>>
>> >>>> At a higher level, I don't like that we have a lot of cloud specific
>> >>>> code that we have to maintain ourselves, because really nobody does
>> >>>> maintain it, as you can see from the commit history of the SymPy Live
>> >>>> repo.
>> >>>>
>> >>>> The advantage of the App Engine is that it does autoscaling and
>> >>>> automatic sandboxing.
>> >>>>
>> >>>> Aaron Meurer
>> >>>>
>> >>>> On Tue, Jan 14, 2020 at 11:32 AM James . <jamesna...@gmail.com> wrote:
>> >>>> >
>> >>>> > Hi,My name is James, i am a 3rd year undergraduate student from 
>> >>>> > India. I am using python from 3 years, from a couple of months ago I 
>> >>>> > started using sympy and I am very much interested in refactoring 
>> >>>> > sympy live.can someone help me what are the prerequisites I need to 
>> >>>> > do this?
>> >>>> >
>> >>>> > On Tue, Jan 14, 2020, 22:46 Aaron Meurer <asme...@gmail.com> wrote:
>> >>>> >>
>> >>>> >> Open an issue in the Live repo about this.
>> >>>> >>
>> >>>> >> SymPy Live will need some serious refactoring in the near future
>> >>>> >> anyway in order to keep it up-to-date, since the current setup 
>> >>>> >> doesn't
>> >>>> >> support Python 3. I'm still hopefully that we can replace the backend
>> >>>> >> completely (this would be a good GSoC project for anyone interested).
>> >>>> >>
>> >>>> >> Aaron Meurer
>> >>>> >>
>> >>>> >> On Tue, Jan 14, 2020 at 8:45 AM Chris Smith <smi...@gmail.com> wrote:
>> >>>> >> >
>> >>>> >> > I have found that if you use "_" to refer to the last output it 
>> >>>> >> > causes this problem. Fix: reload and remember not to do that.
>> >>>> >> >
>> >>>> >> > On Monday, January 13, 2020 at 7:26:27 AM UTC-6, Gagandeep Singh 
>> >>>> >> > (B17CS021) wrote:
>> >>>> >> >>
>> >>>> >> >> Hi,
>> >>>> >> >>
>> >>>> >> >> I am facing some problems on SymPy Live. I tried executing the 
>> >>>> >> >> example session on live.sympy.org and the following error was 
>> >>>> >> >> thrown,
>> >>>> >> >>
>> >>>> >> >> ```
>> >>>> >> >> >>> expr = (x + y)**5
>> >>>> >> >> Traceback (most recent call last): File "<string>", line 1, in 
>> >>>> >> >> <module> File 
>> >>>> >> >> "/base/data/home/apps/s~sympy-live-hrd/20200105t193609.423659059328302322/sympy/sympy/core/decorators.py",
>> >>>> >> >>  line 91, in __sympifyit_wrapper return func(a, b) File 
>> >>>> >> >> "/base/data/home/apps/s~sympy-live-hrd/20200105t193609.423659059328302322/sympy/sympy/core/decorators.py",
>> >>>> >> >>  line 129, in binary_op_wrapper return func(self, other) File 
>> >>>> >> >> "/base/data/home/apps/s~sympy-live-hrd/20200105t193609.423659059328302322/sympy/sympy/core/expr.py",
>> >>>> >> >>  line 176, in __add__ return Add(self, other) File 
>> >>>> >> >> "/base/data/home/apps/s~sympy-live-hrd/20200105t193609.423659059328302322/sympy/sympy/core/cache.py",
>> >>>> >> >>  line 94, in wrapper retval = cfunc(*args, **kwargs) File 
>> >>>> >> >> "/base/data/home/apps/s~sympy-live-hrd/20200105t193609.423659059328302322/sympy/sympy/core/compatibility.py",
>> >>>> >> >>  line 916, in wrapper del cache[oldkey] KeyError: [<class 
>> >>>> >> >> 'sympy.core.add.Add'>, x, y, <class 
>> >>>> >> >> 'sympy.core.assumptions.ManagedProperties'>, <class 
>> >>>> >> >> 'sympy.core.symbol.Symbol'>, <class 'sympy.core.symbol.Symbol'>]
>> >>>> >> >> ```
>> >>>> >> >> Can someone help me with this?
>> >>>> >> >> Thank you.
>> >>>> >> >
>> >>>> >> > --
>> >>>> >> > You received this message because you are subscribed to the Google 
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>> >>>> >> > send an email to sy...@googlegroups.com.
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>> >>>> >> > https://groups.google.com/d/msgid/sympy/6c3e4698-8945-4054-8c12-f452b489ee23%40googlegroups.com.
>> >>>> >>
>> >>>> >> --
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>> >>>> >> send an email to sy...@googlegroups.com.
>> >>>> >> To view this discussion on the web visit 
>> >>>> >> https://groups.google.com/d/msgid/sympy/CAKgW%3D6%2BirBEH3Ki-ka9MoG91y%3DcmGRbYqrgYYaxweAkLUsmWJg%40mail.gmail.com.
>> >>>> >
>> >>>> > --
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>> >>>> > To unsubscribe from this group and stop receiving emails from it, 
>> >>>> > send an email to sy...@googlegroups.com.
>> >>>> > To view this discussion on the web visit 
>> >>>> > https://groups.google.com/d/msgid/sympy/CAHvhkMQdDDX%3Doi-%3D_dfp4%3DT1pKdxjy1%2BHdN3ikfhBxGY4U-Akw%40mail.gmail.com.
>> >>>>
>> >>>> --
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>> >>>> To unsubscribe from this group and stop receiving emails from it, send 
>> >>>> an email to sy...@googlegroups.com.
>> >>>> To view this discussion on the web visit 
>> >>>> https://groups.google.com/d/msgid/sympy/CAKgW%3D6LJR8LMqDMJGMv23RuxVHFV4SUg9Q5N7FE53tzFBh%3DuOg%40mail.gmail.com.
>> >>>
>> >>>
>> >>>
>> >>> --
>> >>> With regards,
>> >>> Gagandeep Singh
>> >>> Github - https://github.com/czgdp1807/
>> >>> Linkedin - https://www.linkedin.com/in/czgdp1807/
>> >>>
>> >>> --
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>> >>> https://groups.google.com/d/msgid/sympy/CAAvS0gWKUCafHmDsabR%2BZQsSzLS1_KzeqzDbENBhGgQTUvJAeg%40mail.gmail.com.
>> >
>> > --
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>>
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