[issue30663] IDLE: Add lineno sidebar to editor window

[Louie Lu]

New submission from Louie Lu:

In #7676, the desired pattern request from Terry is to create a sidebar and show the prompt in the sidebar.

To complete the request, this patch add the lineno sidebar in editor window , to prove that the sidebar in IDLE is feasible.


The different in pyshell, it that the sidebar will need to deal with indent  (to not show the prompt).

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assignee: terry.reedy
components: IDLE
messages: 295995
nosy: louielu, terry.reedy
priority: normal
severity: normal
status: open
title: IDLE: Add lineno sidebar to editor window
type: enhancement
versions: Python 3.7

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue30663>
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