I am using Sage v9.6.beta5 on Ubuntu 20.04 LTS
Recently I was going through the Sage Developer's Manual on "Coding in Cython"
In this, it says that
For example, in order to compile SAGE_ROOT/src/sage/graphs/chrompoly.pyx, we see the following lines in module_list.py:
I did a find for module_list.py but it turned up nothing.