In his keynote from PyCon Israel 2017 Python expert David Beazley talks about the fun of reinventing things and using and abusing new features in Python 3.6.
This talk from PyCon 2015 by Raymond Hettinger is about how to leverage Python language features to writer better and more beautiful code.
An interesting 20-min talk introducing some of the tools available to analyze and report on your Python code base.
In this talk from PyCon 2013 Python core developer Raymond Hettinger provides a fast-paced overview of Python idioms that make your code faster and more beautiful.
Video of the closing keynote of OpenVis Conf 2013 by National Geographic magazine Art Director Juan Velasco.
A video by the Earth Unplugged Crew with 60 epic facts that show why the earth is awesome.