can not install package (errors looks like problem with detecting python version)

[BartlomiejBartnicki]

C:\Users\user>python -V
Python 3.6.4
C:\Users\user>pip install lesspy
Collecting lesspy
Using cached https://files.pythonhosted.org/packages/56/1d/08ef4afe3a6cbe5e573475e9745bed943caf10e050a5ac1ce03031e2f517/lesspy-0.1.tar.gz
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "", line 1, in
File "C:\Users\user\AppData\Local\Temp\pip-install-0_4bxwih\lesspy\setup.py", line 9, in <
module>
from lesspy import version
File "C:\Users\user\AppData\Local\Temp\pip-install-0_4bxwih\lesspy\lesspy_init_.py", li
ne 79
print 'Copying %s to %s' % (source, destination)
^
SyntaxError: invalid syntax