Lago install fails

[rappsApps]

Using the installation guide for centos,

https://lago.readthedocs.io/en/latest/Installation.html#rpm-based-fedora-24-centos-7-3

I get issue installing lago

[root@dub-svrfarm27 ~]# pip install lago --proxy=http://emea-proxy.uk.oracle.com:80
DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version of pip will drop support for Python 2.7. More details about Python 2 support in pip, can be found at https://pip.pypa.io/en/latest/development/release-process/#python-2-support
Collecting lago
Using cached https://files.pythonhosted.org/packages/1e/fb/875f8bb589bfe5fd0b87fbb33e445a8925b47b5be8a4fc536b7e6bbcd049/lago-0.46.0.tar.gz
ERROR: Command errored out with exit status 1:
command: /usr/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-PRpcDr/lago/setup.py'"'"'; file='"'"'/tmp/pip-install-PRpcDr/lago/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 pip-egg-info
cwd: /tmp/pip-install-PRpcDr/lago/
Complete output (25 lines):
Download error on https://pypi.org/simple/dulwich/: [Errno 101] Network is unreachable -- Some packages may not be found!
Couldn't find index page for 'dulwich' (maybe misspelled?)
Download error on https://pypi.org/simple/: [Errno 101] Network is unreachable -- Some packages may not be found!
No local packages or working download links found for dulwich
Traceback (most recent call last):
File "", line 1, in
File "/tmp/pip-install-PRpcDr/lago/setup.py", line 62, in
pbr=True,
File "/usr/lib/python2.7/site-packages/setuptools/init.py", line 144, in setup
_install_setup_requires(attrs)
File "/usr/lib/python2.7/site-packages/setuptools/init.py", line 139, in _install_setup_requires
dist.fetch_build_eggs(dist.setup_requires)
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 720, in fetch_build_eggs
replace_conflicting=True,
File "/usr/lib/python2.7/site-packages/pkg_resources/init.py", line 782, in resolve
replace_conflicting=replace_conflicting
File "/usr/lib/python2.7/site-packages/pkg_resources/init.py", line 1065, in best_match
return self.obtain(req, installer)
File "/usr/lib/python2.7/site-packages/pkg_resources/init.py", line 1077, in obtain
return installer(requirement)
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 787, in fetch_build_egg
return cmd.easy_install(req)
File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", line 673, in easy_install
raise DistutilsError(msg)
distutils.errors.DistutilsError: Could not find suitable distribution for Requirement.parse('dulwich')
----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
[root@dub-svrfarm27 ~]#

Have tried adding the following rpms based on other guides but they do not help

setuptools
scipy
py-xgboost
psycopg2-binary
wheel
mysql-connector-python python-openstackclient
python-devel