This entry is incorrect, the information from the legislation is available at http://sil2py.diputados.gov.py/
It contains the draft legislation, the changes, the related votes, etc
Is not in a open data format per se, not bulk download, but the informations exists, is available on Internet, free of charge
I actually found that Paraguay provides all required data in an API under an open license, and checking with the Wayback Machine, it shows that the API was up in 2016 already.
Would you agree that the data is
available online
available for free
openly licensed
machine-readable
up-to-date
not available in bulk?