Can't install on Windows with Anaconda, UnicodeDecodeError

[afirmware]

It seems there is some encoding error.

PS C:\Windows\system32> pip install wechat-exporter
Collecting wechat-exporter
  Using cached wechat-exporter-0.1.1.tar.gz (62 kB)
    ERROR: Command errored out with exit status 1:
     command: 'C:\Users\username\anaconda3\python.exe' -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\username\\AppData\\Local\\Temp\\pip-install-7172679u\\wechat-exporter\\setup.py'"'"'; __file__='"'"'C:\\Users\\username\\AppData\\Local\\Temp\\pip-install-7172679u\\wechat-exporter\\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base 'C:\Users\username\AppData\Local\Temp\pip-install-7172679u\wechat-exporter\pip-egg-info'
         cwd: C:\Users\username\AppData\Local\Temp\pip-install-7172679u\wechat-exporter\
    Complete output (5 lines):
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "C:\Users\username\AppData\Local\Temp\pip-install-7172679u\wechat-exporter\setup.py", line 4, in <module>
        long_description = fh.read()
    UnicodeDecodeError: 'gbk' codec can't decode byte 0xae in position 102: illegal multibyte sequence
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.


PS C:\Windows\system32> python
Python 3.7.6 (default, Jan  8 2020, 20:23:39) [MSC v.1916 64 bit (AMD64)] :: Anaconda, Inc. on win32

Warning:
This Python interpreter is in a conda environment, but the environment has
not been activated.  Libraries may fail to load.  To activate this environment
please see https://conda.io/activation

Type "help", "copyright", "credits" or "license" for more information.
>>> exit()