Can't install on Korean Windows about mastodon-archive HOT 7 CLOSED

Microsoft Windows [Version 10.0.17763.437]
(c) 2018 Microsoft Corporation. All rights reserved.
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L:\Documents\_codebase\GitHub>cd mastodon-backup
L:\Documents\_codebase\GitHub\mastodon-backup>python
Python 3.7.2 (tags/v3.7.2:9a3ffc0492, Dec 23 2018, 22:20:52) [MSC v.1916 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> with open("README.md", "r", encoding="utf-8") as fh:
...     long_description = fh.read()
...
>>> print(len(long_description))
25939
>>>

Active code page: 65001

E:\Desktop\mastodon_archive-1.1.0>python
Python 3.7.3 (v3.7.3:ef4ec6ed12, Mar 25 2019, 21:26:53) [MSC v.1916 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> with open("README.md", "r", encoding="utf-8") as fh:
...     long_description = fh.read()
...
>>> print(len(long_description))
23911
>>>

from setuptools import setup

with open("README.md", "r") as fh:
    long_description = fh.read()

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~/src/mastodon-archive$ python3
Python 3.7.3rc1 (default, Mar 13 2019, 11:01:15) 
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> with open("README.md", "r", encoding="utf-8") as fh:
...     long_description = fh.read()
... 
>>> print(len(long_description))
25939