[Walkman]

There is a counter example of his reasoning in the Python world. There is a HTTP client library "urllib" in the standard library, but nowadays everyone rather pulls in the external dependency "requests" because the urllib API is terrible. It is mature, well tested, good documented code though.

[_ZeD_]

just as a data point: I don't use request, I onestly prefer the urrlib (was urllib2) API offered by the standard library