Basic Examples
(
2
)
Start a Python session:
I
n
[
5
4
]
:
=
s
e
s
s
i
o
n
=
S
t
a
r
t
E
x
t
e
r
n
a
l
S
e
s
s
i
o
n
[
"
P
y
t
h
o
n
"
]
O
u
t
[
5
4
]
=
E
x
t
e
r
n
a
l
S
e
s
s
i
o
n
O
b
j
e
c
t
S
y
s
t
e
m
:
P
y
t
h
o
n
E
v
a
l
u
a
t
i
o
n
C
o
u
n
t
:
N
o
n
e
U
U
I
D
:
d
0
a
9
6
1
1
2
-
0
f
6
a
-
4
8
7
7
-
a
0
5
1
-
c
9
a
f
2
a
9
1
2
6
b
f
Decode a string from the IDNA format:
I
n
[
1
3
]
:
=
[
◼
]
D
e
c
o
d
e
F
r
o
m
I
D
N
A
[
s
e
s
s
i
o
n
,
"
x
n
-
-
e
c
k
w
d
4
c
7
c
.
x
n
-
-
z
c
k
z
a
h
"
]
O
u
t
[
1
3
]
=
ド
メ
イ
ン
.
テ
ス
ト