Thanks Gagandeep for your valuable suggestion. I will start working on
those issues marked as "Please Take Over" to get a head start.

But I have one concern, suppose I am working on some issue on my local
machine and thinking of including a fix for it in my proposal. But after
the application period has ended, suppose someone solves that issue during
April, then including that issue in my proposal would be a waste.



On Tue, 4 Feb, 2020, 3:47 PM Gagandeep Singh (B17CS021), <
singh...@iitj.ac.in> wrote:

> Hi Sachin,
>
> I think has Oscar has highlighted some very good points about your idea. I
> would like to add a few points to it.
>
> Fixing issues in GSoC project is nice though quite unpredictable, for
> example an issue in stats module can be linked to probably integrals or
> solvers module. However, there is still some scope for making an organised
> and well designed proposal.
> You can start with first making draft list of issues on which you want to
> work during the summers. You can include those issues which you think you
> can fix, that is you should be confident enough after looking at the
> example code and doing some background research on it. Then you can divide
> the list into various modules. Though note that you should put an issue
> under the module where the root cause of it lies and not where it was
> reported. For example, most of the performance related problems in
> computing CDF of a random variable are connected to the integrals module
> though they are reported under the stats module. You can discuss on github
> about where the root cause lies. Dividing the list into modules can be
> helpful in allocating mentors. You can include some git diffs in your
> proposal which will show your attempts at making those fixes, though it is
> not expected from you to show fully working code.
>
> One more idea that you can include in the community bonding period, which
> is to increase the code coverage by adding/improving tests. This will also
> help you to identify new bugs which you can fix during the coding period or
> may be it can also be helpful for some future student. The current coverage
> is usually around 75% which should be increased.
>
> IMO, picking those issues which already have `Please take over` labelled
> PRs will be a great step in continuing stalled work, and it will also
> provide you a head start.
>
>
>
> On Tue, Feb 4, 2020 at 3:15 PM Oscar Benjamin <oscar.j.benja...@gmail.com>
> wrote:
>
>> Hi Sachin,
>>
>> I think that a project along these lines needs to have some scope.
>> There are a lot of open issues so which ones roughly would you fix?
>>
>> It needs to be possible for someone to act as a mentor so it should be
>> well-defined which parts of the codebase you will work on. Issues on
>> github are labelled so e.g. one possibility would be to say that you
>> will focus on the concrete module and the issues that are labelled as
>> concrete:
>>
>> https://github.com/sympy/sympy/issues?q=is%3Aopen+is%3Aissue+label%3Aconcrete
>>
>> If you look through the concrete issues you will find that many of
>> them are perhaps due to problems elsewhere in the codebase so I guess
>> the target could be to investigate each issue and then either:
>> 1. Fix the issue by making changes in concrete and/or small changes
>> elsewhere.
>> 2. Ensure that the underlying issue is identified and a label for e.g.
>> series or whichever part of the codebase is added.
>>
>> If you investigate hard enough you will see that there are basic
>> problems that need changes in the module so actually the best approach
>> to fixing many of the issues might not be fixing small issues one at a
>> time. Probably we should fix the definition of Sum so that we don't
>> have nonsensical results like:
>> ```
>> In [3]: Sum(1, (n, 1, S.Half)).doit()
>> Out[3]: 1/2
>> ```
>> Once the definition is clear then at least we know what the right
>> answer should be for each of the issues.
>>
>> Another example of a scope for issues would be piecewise:
>>
>> https://github.com/sympy/sympy/issues?q=is%3Aopen+is%3Aissue+label%3Afunctions.elementary.piecewise
>> For piecewise the piecewise function itself is a tighter scope than
>> the concrete module but the issues all involve other parts of the
>> codebase.
>>
>> There are many different labels that you could focus on. I suggest to
>> find one where you understand the maths, skim through the issues, and
>> then try fixing a few. For a GSOC proposal you could read through the
>> list of issues and write a plan that says what changes could be made
>> and which issues that would fix.
>>
>> On Tue, 4 Feb 2020 at 07:21, Sachin Agarwal <sachinagarwal0...@gmail.com>
>> wrote:
>> >
>> > Hello Everyone,
>> >
>> > I am Sachin Agarwal, a second year Undergraduate student pursuing
>> Computer Science Engineering at Indian Institute of Information Technology,
>> Guwahati.
>> >
>> > I regularly contribute to SymPy and have been contributing since
>> October 2019. I have a profound interest in Mathematics, and am well
>> familiar with programming languages like C, C++ and Python.
>> >
>> > As mentioned by Aaron, we can have a project this summer trying to fix
>> as many existing issues as possible. I am interested in taking up this
>> project.
>> >
>> > Please reply to this thread if you have any opinions about this project.
>> >
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>>
>
>
> --
> With regards,
> Gagandeep Singh
> Github - https://github.com/czgdp1807/
> Linkedin - https://www.linkedin.com/in/czgdp1807/
> <https://www.linkedin.com/in/gdp1/>
>
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