https://docs.python.org/3/library/stdtypes.html#sequence-types-list-tuple-range Built-in Types — Python 3.8.4rc1 documentation The following sections describe the standard types that are built into the interpreter. The principal built-in types are numerics, sequences, mappings, classes, instances and exceptions. Some collection classes are mutable. The methods that add, subtract, docs.python.org..
