UnidecodeError when installing kefir

[hakanutku]

When I try to install kefir I get this error:

Collecting kefir
Using cached https://files.pythonhosted.org/packages/ac/bc/2b33a0657cda729faedefb896b4e1315251dc38387763cf3973ca0b758c7/kefir-0.1.0.tar.gz
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "", line 1, in
File "C:\Users\Username\AppData\Local\Temp\pip-install-xf5i6hha\kefir\setup.py", line 37, in
readme = f.read()
File "c:\users\username\appdata\local\programs\python\python36\lib\encodings\cp1254.py", line 23, in decode
return codecs.charmap_decode(input,self.errors,decoding_table)[0]
UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 2554: character maps to

----------------------------------------

Command "python setup.py egg_info" failed with error code 1 in C:\Users\username\AppData\Local\Temp\pip-install-xf5i6hha\kefir\

[hakanutku]

• Yes, I have used "pip install kefir" command.
• My python version is 3.6.3
• My pip version is 18.0