[docs] [issue35093] IDLE: document the help document viewer

[Terry J. Reedy]

New submission from Terry J. Reedy <tjreedy at udel.edu>:

Implement issue 33396 item 6: document the IDLE Doc viewer.

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assignee: docs at python
components: Documentation, IDLE
messages: 328725
nosy: docs at python, terry.reedy
priority: normal
severity: normal
stage: needs patch
status: open
title: IDLE: document the help document viewer
type: enhancement
versions: Python 3.6, Python 3.7, Python 3.8

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue35093>
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