Why single element tuple is interpreted as that element in python?

Question

Could anyone explain why single element tuple is interpreted as that element in Python?

And

Why don\'t they just print the tuple (1,) as (

Answer 1

Because only (1, ) in your examples is tuple. The rest are expressions.

In [4]: type(1,)
Out[4]: int

In [5]: type((1,))
Out[5]: tuple

In [6]: type((1))
Out[6]: int