参考1
@ Introducing Python: Modern Computing in Simple Packages by Bill Lubanovic
(No. 1466 / 12833)
..., but they have many fewer functions -- there is no append(), insert(), and so on -- because they can't be modified after creation.
listと比べてtupleを使う理由が記載されている。
- Tuples use less space.
- You can't clobber tuple items by mistake.
- You can use tuples as dictionary keys
- Named tuples can be a simple alternative to objects.
- Function arguments are passed as tuples.
Named tuplesの例は以下。
http://stackoverflow.com/questions/2970608/what-are-named-tuples-in-python
Function argumentsへのtuples渡しは別途。
参考2
tupleとlistの違いについて
http://stackoverflow.com/questions/626759/whats-the-difference-between-lists-and-tuples
Tuples have structure, lists have order.
など。