tree cef08e4bfb69d79dd2620cb654728701435bbc72
parent e1ffe1afaa1de24dd07283accab6e9ecf91f580f
author Frédéric Chapoton <fchapoton2@gmail.com> 1576280456 +0100
committer Tina Müller <cpan2@tinita.de> 1576870726 +0100

remove some unused imports (#260)

* remove some unused imports

as suggested by lgtm

https://lgtm.com/projects/g/yaml/pyyaml/

* add back import * from nodes

* remove also sys import

* remove mkpath import