Tuple

Tuple is an immutable data type.

python

>>> (1, 2, 3, 4)
(1, 2, 3, 4)
>>> 1, 2, 3, 4
(1, 2, 3, 4)
>>> (1, ) # One element
(1, )
>>> ()
() # No element

The course of multiple assignment a, b = 1, 2
- The 1, 2 evaluates to a tuple (1, 2)
- And then the a, b dispatch the tuple

Function

python

"""function tuple"""
>>> tuple()
()
>>> tuple([1, 1, 4])
(1, 1, 4)