I see pdb++[1] getting mentioned (pip instal pdbpp), and I'll also throw in wdb[2], which is a WSGI middleware that uses jedi for code introspection.

[1] - https://bitbucket.org/antocuni/pdb/src

[2] - https://github.com/Kozea/wdb

(BugJar core developer here) Thanks for the compliment. Bugjar is a work in progress; it's got some rough edges, and definitely some missing features -- but I'm excited for what it can become.