Python基础Lists和tuple实例详解_python

if __name__ == '__main__':
    squares = [1, 4, [1, 2], "whf", 25]
    print(squares)

if __name__ == '__main__':
    squares = [1, 4, [1, 2], "whf", 25]
    item1 = squares[0]
    print(item1)
    item2 = squares[-1]
    print(item2)
    squaresShallowCopy = squares[1:3]
    print(squaresShallowCopy)
    print(squaresShallowCopy[0])
    squaresShallowCopy[1:2]=[]
    print(squaresShallowCopy)

if __name__ == '__main__':
    squares = [1, 4, [1, 2], "whf", 25]
    squares.insert(1,3)
    print(squares)

if __name__ == '__main__':
    squares = [1, 4, [1, 2], "whf", 25]
    squares.pop(1)
    print(squares)

if __name__ == '__main__':
    squares = [1, 4, [1, 2], "whf", 25]
    squares[0]=0
    print()

if __name__ == '__main__':
    squares = [1, 4, [1, 2], "whf", 25]
    squares+=[66,77]
    print(squares)
    squares.append("88")
    print(squares)
    print(len(squares))

t = 1, 2, 3
print(t)
t = ((1, 2, 3), (4, 5, 6))
print(t)
empty = ()
print(empty)
singleton = 'hello',
print(singleton)
print(len(singleton))

t = 1, 2, 3
x, y, z = t
print(x, y, z)

if __name__ == '__main__':
    t = ((1, 2, 3), [4, 5, 6])
    list=t[1]
    list[0]=3
    print(t)

Student = namedtuple('Student', ['name', 'age', 'city'])
s = Student('Xiaoming', '19', 'Beijing')
print(s)
print(s[1])
print(getattr(s, 'city'))