"'Hello, world.'"
>>>
str
(
1
/
7
)
'0.14285714285714285'
>>>
x
=
10
*
3.25
>>>
y
=
200
*
200
>>>
s
=
'The value of x is '
+
repr
(x)
+
', and y is '
+
repr
(y)
+
'...'
>>>
(s)
The value of x is 32.5, and y is 40000...
>>>
# The repr() of a string adds string quotes and
backslashes:
...
hello
=
'hello, world\n'
>>>
hellos
=
repr
(hello)
>>>
(hellos)
'hello, world\n'
>>>
# The argument to repr() may be any Python object:
...
repr
((x, y, (
'spam'
,
'eggs'
)))
"(32.5, 40000, ('spam', 'eggs'))"
Εδώ είναι δύο τρόποι για να γράψει έναν πίνακα των
τετραγώνων και των κύβων:
>>>
for
x
in
range
(
1
,
11
):
...
(
repr
(x)
.
rjust(
2
),
repr
(x
*
x)
.
rjust(
3
), end
=
' '
)
...
# Note use of 'end' on previous line
...
(
repr
(x
*
x
*
x)
.
rjust(
4
))
...
1 1 1
2 4 8
3 9 27
4 16 64
5 25 125
6 36 216
7 49 343
8 64 512
9 81 729
10 100 1000
>>>
for
x
in
range
(
1
,
11
):
...
(
'{0:2d} {1:3d} {2:4d}'
.
format(x, x
*
x, x
*
x
*
x))
...
1 1 1
2 4 8
- A Mini greek notebook for Learning Python Programming
50