Python-GnuPG
github.com
github.com
The biggest selling points are "security patches, extensive documentation, and extra features". Shame these weren't just contributed upstream.
It never happens that someone makes a choice, like what license to use, because they are only familiar with a subset of all choices, or because they have been misinformed or have misunderstood something.
Right?
* Goal: Maximise software using my component: one of the BSD's. Rationale: anyone can build on it or fork it.
* Goal: Maximise contribution to the component OR total amount of Free Software: Choose one of the GPLs. Rationale: everyone has to share the same responsibilities to go with the rights.
As someone else pointed out - LGPL for libraries is a middle choice.
Ultimately, only the creator chooses the goal.