Example: generate a call graph and load it into codememo Prerequisites Please make sure graphviz and libgraphbiz-dev have been install on your system. codememo should be installed with the option [dot]. i.e. It's install with the following command: $ pip install .[dot] # if you are using zsh, you have to escape square brackets # $ pip install .\[dot\] Usage Run the bash script generate_call_graph.sh. Close the app window codememo after it's launched. Then there should be a file called cg_codememo.dot generated in this folder. Launch codememo again. (python -m codememo) Click import button -> From .dot -> enter the file name cg_codememo.dot -> press Enter key. Then the call graph should be imported.