字典

字典类型是由键值对组成的可迭代对象，每个键值对用,分割，每个键和值用：分割

dictionary = {'location':'school','figure':'XiaoMing','time':'1:20am'}

访问字典

字典类型变量[key]

dictionary = {'location':'school','figure':'XiaoMing','time':'1:20am'}
print(dictionary['location'])

OUT:

school

修改字典

字典类型变量[key] = 值

dictionary = {'location':'school','figure':'XiaoMing','time':'1:20am'}
dictionary['location'] = 'home'
print(dictionary['location'])

OUT：

home

遍历字典

dictionary = {'location':'school','figure':'XiaoMing','time':'1:20am'}
dictionary['location'] = 'home'
for key,value in dictionary.items(): 
    print(f'{key}:{value}')

OUT：

location:home
figure:XiaoMing
time:1:20am