update()

Posted 2020-10-15

update() 用于合并两个字典

In [79]: a = {1:‘a‘, 2:‘b‘}

In [80]: b = {3:‘c‘, 4:‘d‘}

In [81]: a.update(b)

In [82]: a
Out[82]: {1: ‘a‘, 2: ‘b‘, 3: ‘c‘, 4: ‘d‘}