This video covers the parts you should know from the functools module. This is a longer video, so here are some timestamps for the main sections.
00:31 - Caching
12:04 - Partials and Reduce
20:18 - Wrappers
25:48 - Dispatches and Ordering
Remember that the source code for this series can be found on GitHub at: https://github.com/JacobCallahan/PythonStdlibTour
