https://github.com/chaimleib/intervaltree/issues/68#issue-324601727 It can be fixed by pinning to `sortedcontainers` 1.5.10, or updating `intervaltree` when its fix is released.
chaimleib/intervaltree#68 (comment)
It can be fixed by pinning to
sortedcontainers1.5.10, or updatingintervaltreewhen its fix is released.