python3-objgraph 3.4.1-1 (amd64 binary) in ubuntu focal

 objgraph is a module that lets you visually explore Python object graphs.
 .
 It can be used for counting and statistics, finding root references
 responsible for large object trees and export the object reference graphs in
 graphviz format.
 .
 This package contains the Python 3 version of the library.