1) increase the speed of USB acquisition from the oscilloscope?
mkvirtualenv –python=$(which python3) dev3 pip install requests[security] python-usbtmc pyusb numpy matplotlib
alex.forencich python-usbtmc 0.7 https://pypi.python.org/pypi/python-usbtmc This Python package supports the USBTMC instrument control protocol for controlling instruments over USB. (this is pure Python, and does not rely on the USBTMC driver) https://github.com/python-ivi/python-usbtmc https://github.com/alexforencich/python-usbtmc (clone of the above) first mentioned here: https://www.raspberrypi.org/forums/viewtopic.php?f=66&t=60784&p=469648
http://www.righto.com/2013/07/rigol-oscilloscope-hacks-with-python.html