3:20:49 PM: Collecting minchin.pelican.plugins.cname==1.0.4 (from -r requirements.txt (line 20))
3:20:49 PM: Downloading minchin.pelican.plugins.cname-1.0.4.tar.gz
3:20:49 PM: Complete output from command python setup.py egg_info:
3:20:49 PM: Traceback (most recent call last):
3:20:49 PM: File "<string>", line 1, in <module>
3:20:49 PM: File "/tmp/pip-build-J0bmVJ/minchin.pelican.plugins.cname/setup.py", line 21, in <module>
3:20:49 PM: version=get_version(),
3:20:49 PM: File "/tmp/pip-build-J0bmVJ/minchin.pelican.plugins.cname/setup.py", line 13, in get_version
3:20:49 PM: with open(os.path.join(base_dir, filename), encoding="utf-8") as initfile:
3:20:49 PM: TypeError: 'encoding' is an invalid keyword argument for this function
3:20:49 PM: ----------------------------------------
3:20:49 PM: Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-J0bmVJ/minchin.pelican.plugins.cname/