Construct call graph

A tool for scanning a Python file for function dependencies and generating code for Graphviz dot. Originally by Prashanth Ellina.

As example, here is the callgraph of my cantilever calibration program calibrate_cantilver.py
$ python construct_call_graph.py -i calibrate_cantilever.py | dot -T png -o call_graph.png

calibrate_cantilever.py call graph