When I perform a PIP install requests for requirements.txt it fails. Can you help with some guidance?
pip install -r requirements.txt
Collecting requests==2.18.4 (from -r requirements.txt (line 1))
Could not find a version that satisfies the requirement requests==2.18.4 (from -r requirements.txt (line 1)) (from versions: )
No matching distribution found for requests==2.18.4 (from -r requirements.txt (line 1))