[New-bugs-announce] [issue30246] fix several error messages in struct

[Xiang Zhang]

New submission from Xiang Zhang:

There are several error messages only mention bytes. But they may also accept string or other bytes-like objects.

----------
components: Library (Lib)
messages: 292854
nosy: xiang.zhang
priority: normal
severity: normal
stage: patch review
status: open
title: fix several error messages in struct
type: behavior
versions: Python 3.5, Python 3.6, Python 3.7

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue30246>
_______________________________________