This is an auto-filled bug because dev-python/vcrpy fails tests. The issue was originally discovered on amd64, but it may be reproducible on other arches as well. If you think that a different summary clarifies the issue better, feel free to change it. Attached build log and emerge --info.
Created attachment 635826 [details] build.log build log and emerge --info
Closing bugs that don't clearly indicate applicable version. Assuming a new one will be open if the issue persists.
My mistake.
...though obsolete version it is.