"A function is a reusable set of instructions that takes one or more inputs, performs some operations, and often returns an output. Python contains many in-built functions like `print`, `len`, etc., ...

Local Scope: Variables defined within a function have local scope, meaning they can only be accessed within that function. python def my_function(): x = 10 # local variable print(x) my_function() # ...

Last time, I assembled a Python object representing a Rigol oscilloscope. Manipulating the object communicates with the scope over the ... The appearance functions are different, though.