Visually explore Python object graphs
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Latest commit c9f6b29 Aug 7, 2018


Python Object Graphs

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objgraph is a module that lets you visually explore Python object graphs.

You'll need graphviz if you want to draw the pretty graphs.

I recommend xdot for interactive use. pip install xdot should suffice; objgraph will automatically look for it in your PATH.

Installation and Documentation

pip install objgraph or download it from PyPI.

Documentation lives at


I've developed a set of functions that eventually became objgraph when I was hunting for memory leaks in a Python program. The whole story -- with illustrated examples -- is in this series of blog posts:

Support and Development

The source code can be found in this Git repository:

To check it out, use git clone

Report bugs at