[New-bugs-announce] [issue40435] Failed to launch IDLE in a UTF-8 code page terminal environment

[左迟]

New submission from 左迟 <luckychizuo at gmail.com>:

Environment:
1.OS:
Windows 10 1909 Pro
2.Python version:
3.7.4 (default, Aug  9 2019, 18:34:13) [MSC v.1915 64 bit (AMD64)]
3.Error message:
UnicodeDecodeError: 'CP_UTF8' codec can't decode byte 0xd0 in position 23: No mapping for the Unicode character exists in the target code page

How to reporduce?
Set the code page to UTF-8 in windows control pannel/region/
Type idle in the terminal hoping to launch the IDLE, but you will get the error.

----------
assignee: terry.reedy
components: IDLE
files: pic04-29-18-05-10.png
messages: 367639
nosy: terry.reedy, 左迟
priority: normal
severity: normal
status: open
title: Failed to launch IDLE in a UTF-8 code page terminal environment
type: crash
versions: Python 3.7
Added file: https://bugs.python.org/file49099/pic04-29-18-05-10.png

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40435>
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