nolearn is not installing

[Devgyani]

pip install -r https://raw.githubusercontent.com/dnouri/nolearn/master/requirements.txt pip install git+https://github.com/dnouri/nolearn.git@master#egg=nolearn==0.7.git
Requirement already satisfied: pip in /home/username/.local/lib/python2.7/site-packages
Collecting install
Could not find a version that satisfies the requirement install (from versions: )
No matching distribution found for install