ERROR: Invalid requirement: 'Package Version' (from line 1 of requirements.txt)

[brukas]

Received the error after run pip install -r requirements :

"ERROR: Invalid requirement: 'Package Version' (from line 1 of requirements.txt)"

requirements.txt:

Package              Version
-------------------- ---------
absl-py              0.15.0
anyio                3.5.0
asgiref              3.5.1
astor                0.8.1

[victorbai2]

@brukas it has been modified, you can also check setup.py that has the code to extract clean required library format.