Re: How do I get a Python REPL in Eshell on M$ Windows?

[Eli Zaretskii]

> From: Eduardo Ochs <eduardoochs@gmail.com>
> Date: Sat, 4 Jun 2022 20:08:17 -0300
> 
> When my students try to run Python in a buffer created with M-x shell
> or M-x eshell they don't get an interactive REPL - they get something
> that _looks like_ a REPL that is stuck because of bad terminal
> settings. In Lua we were able to fix that by running "lua52.exe -i"
> instead of just "lua52.exe"... anyone knows how to do something
> similar for Python?
> 
> Here is what one student got in his *eshell* buffer:
> 
>   Welcome to the Emacs shell
> 
>   ~ $ ~/eev-wconfig/lua52.exe -i
>   Lua 5.2.4  Copyright (C) 1994-2015 Lua.org, PUC-Rio
>   > print(2+3)
>   5
>   > os.exit()
>   ~ $
>   ~ $ py
>   print(2+3)
>   print(2+3)
> 
> He sent me a photo of what he got when he ran "py" in a "normal"
> terminal running PowerShell. It was something like this:
> 
>   Windows PowerShell
>   Copyright (C) Microsoft Corporation. Todos os direitos reservados.
> 
>   Experimente a nova plataforma cruzada PowerShell https://aka.ms/pscore6
> 
>   PS C:\Users\ferob> py
>   Python 3.10.4 [etc etc etc]
>   >>> print(2+3)
>   5
>   >>>

I believe the buffering of Python interpreter's stdout can also be
controlled.  Search the Internet for "how to make python standard
output unbuffered", and you will find the answers.