方法一：Key Value 直接获取
databases = {1: ‘Student‘, 2: ‘School‘}
for k,v in databases.items():
print(k,v)
1 Student
2 School
方法二：通过循环Key获取Value
databases = {1: ‘Student‘, 2: ‘School‘}
for k in databases:
print(k,databases[k])
原文：https://www.cnblogs.com/leoshi/p/12298142.html