charmap error on pip install in Windows

[selimb]

> pip install aiohttp-apispec
Collecting aiohttp-apispec
  Downloading https://files.pythonhosted.org/packages/db/28/07d23c9e6e66292d6ef91856ca2291fd0a5ad94eda40947ebab648befe7c/aiohttp-apispec-1.4.0.tar.gz (2.3MB)
    100% |████████████████████████████████| 2.3MB 3.1MB/s
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "C:\Users\selim\AppData\Local\Temp\pip-install-ddcs9gwn\aiohttp-apispec\setup.py", line 14, in <module>
        long_description=read('README.md'),
      File "C:\Users\selim\AppData\Local\Temp\pip-install-ddcs9gwn\aiohttp-apispec\setup.py", line 6, in read
        content = fp.read()
      File "C:\Python37\lib\encodings\cp1252.py", line 23, in decode
        return codecs.charmap_decode(input,self.errors,decoding_table)[0]
    UnicodeDecodeError: 'charmap' codec can't decode byte 0x90 in position 8116: character maps to <undefined>

    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1

This is a pretty common issue:

• charmap error on pip install in Windows theskumar/python-dotenv#46
• pip install: UnicodeDecodeError on Windows pypa/pip#1291