A bracket is considered to be any one of the following characters: (, ), {, }, [, or ]. Two brackets are considered to be a matched pair if the opening bracket (i.e., (, [, or {) occurs to the left of ...

Data Types in Python 4. Sequence Types • List A list is an ordered and mutable (modifiable) collection of items. It can store elements of different data types. Defined using square brackets [ ] ...