#key-value 字典无下标 所以乱序,key值尽量不要取中文 info={ 'stu1101':'Liu Guannan', 'stu1102':'Wang Ruipu', 'stu1103':'Sun Yanan', } print(info) #查找 print(info['stu1101'])#精确查找,若没有则会出错,例如print(info['stu1110']) print(info.get('stu1110'))#安全查找 print(info.get('stu1103'))…