Licensing?

[Jon Ribbens]

On 2023-02-02, Stefan Ram <ram at zedat.fu-berlin.de> wrote:
>   Many licenses in the Python world are like: "You can make
>   changes, but have to leave in my Copyright notice.".
>
>   Would it be possible that the original author could not
>   claim a Copyright anymore when code has been changed?

No. If you change someone else's code then you have created a derived
work, which requires permission from both the original author and you
to copy. (Unless you change it so much that nothing remains of the
original author's code, of course.)