Object Oriented Programming 

– Everything in Python is an object
– Object is a data abstraction
▪ an internal representation-- through data attributes
▪ an interface for interacting with object-- by methods (functions)


– Variable scoping: local/global, class/instance variables 



Library
Libraries (week8)
– Standard libraries: math, string
– External libraries: NumPy, SciPy, Matplotlib, Pandas