Functions

• A function is a block of code to carry out a spiciffic task and called by name. All of function has zero (0) argument or more than one arguments. 
• On exit, a function can or can't return one or more than one values function return.
• EX: def add(a,b):

return a+b

• Out: print(add(1,2)) : 3
• The function allows us to implement code reusability. build-code, User-defined functions, Anonymous function (def lamb2) 

Methods

• A method in python is somewhat similar to a function, except it is associated with object/classes.
• Methods in python are very similar to functions except for two major differences.