[issue33904] IDLE: In rstrip, change class RstripExtension to Rstrip

[Terry J. Reedy]

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

Rstrip is no longer an extension.  Change all occurrences throughout idlelib, including tests.  Some may not be covered in tests.  Branch after #33855 is merged.

----------
assignee: terry.reedy
components: IDLE
messages: 320001
nosy: terry.reedy
priority: normal
severity: normal
stage: needs patch
status: open
title: IDLE: In rstrip, change class RstripExtension to Rstrip
type: enhancement
versions: Python 3.6, Python 3.7, Python 3.8

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33904>
_______________________________________