• O@en will take input from users as a series of command line op-ons • Output can be wriGen to ﬁle • User can then read the ﬁle, or pass it to some downstream program in a workﬂow. That downstream program would parse the ﬁle (i.e., read it into memory).
United States License. To view a copy of this license, visit hGp://crea-vecommons.org/licenses/by/3.0/us/ or send a leGer to Crea-ve Commons, 171 Second Street, Suite 300, San Francisco, California, 94105, USA. Feel free to use or modify these slides, but please credit me by placing the following aGribu-on informa-on where you feel that it makes sense: Greg Caporaso, www.caporaso.us.