Chapter 7: Sequential Data (Appendix)¶

In [1]:

current_position = (4, 2)

The `namedtuple` Type¶

In [2]:

from collections import namedtuple

In [3]:

Point = namedtuple("Point", ["x", "y"])

In [4]:

id(Point)

Out[4]:

94457911453856

In [5]:

type(Point)

Out[5]:

type

In [6]:

Point

Out[6]:

__main__.Point

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current_position = Point(4, 2)

In [8]:

current_position

Out[8]:

Point(x=4, y=2)

In [9]:

id(current_position)

Out[9]:

140376178109184

In [10]:

type(current_position)

Out[10]:

__main__.Point

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current_position.x

Out[11]:

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current_position.y

Out[12]:

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current_position[0]

Out[14]:

In [16]:

for number in current_position:
    print(number)

4
2

In [17]:

for number in reversed(current_position):
    print(number)

2
4

In [18]:

len(current_position)

Out[18]: