Changes made automatically by the following command: ``` egrep -l ' +$' *.txt | xargs sed -i -re 's/ +$//' ```
PEP 458 now focuses on content security (rather than the current transport-only security) between PyPI and end users. PEP 480 builds on PEP 458 to also provide end-to-end security that can fully handle a compromise of PyPI.