List Operation

<list>.append(<element>)

example.

>>> stooges = ['Moe','Larry','Curly']

>>> stooges.append('Shemp')

>>> print stooges

['Moe', 'Larry', 'Curly', 'Shemp']

<list> + <list>

example.

>>> A = [0,1]

>>> B = [2,4]

>>> C = A+B

>>> print C

[0, 1, 2, 4]

len(<list>) 

example.

1)

>>> A = [0,1]

>>> len(A)

2

2)

>>> B=['a',['b',['c']]]

>>> len(B)

2

#nested된거 신경쓰지 않음, original만