class Person(object):

    def __innit__(self):
        self.__name = ""
        self.__surname = ""
        self.__age = 0

    def setName(self,name):
        self.name = name

    def setSurname(self,surname):
        self.surname = surname

    def setAge(self,age):
        self.age = age

    def getName(self):
        return self.name

    def getSurname(self):
        return self.surname

    def getAge(self):
        return self.age

    def Details(self):
        return "nName: " + self.name + "nSurname: " + self.surname +
    "nAge: " + str(self.age)

class MethodClass:

    persList = {}
    counter = 0

    def AddPerson(self,personObj):
        MethodClass.persList.update( {MethodClass.counter : personObj} )
        MethodClass.counter += 1

    def DeletePerson(self,name):
        for k,v in MethodClass.persList.items():
            if(v.getName() == name):
                del MethodClass.persList[k]
                print("Successfully removed " + name)
                break

    def ListPersons(self):
        listings = ""

        for k,v in MethodClass.persList.items():

            listings += v.Details()

        print(listings + "n")

import MethodClass,Person
import os.path
import dill

class Runner:
    mC = MethodClass.MethodClass()

    def SaveFile(mC):
        if(os.path.isfile('database.dat') == False):
            dill.dump(mC, open(b'database.dat','wb'))
            print("nSaving in a new file...n")
        else:
            dill.dump(mC, open(b'database.dat','ab'))
            print("nSaving in an existing file...n")

    def LoadFile():
        if(os.path.isfile('database.dat') == True):
            obj = dill.load(open(b'database.dat','rb'))
            print("nLoading file...n")
            return obj
        else:
            print("nFile not found.n")

    while True:

        print("1. Add Person")
        print("2. Delete Person")
        print("3. List Persons")
        print("4. Save Data")
        print("5. Load Data")
        print("6. Exit")


        try:
            inp = int(input("Choose an option: n"))

        except Exception as e:
            print("Type error: " + str(e))

        if(inp == 1):

            tmpPer = Person.Person()

            tmpPer.setName(input("Enter a name: "))
            tmpPer.setSurname(input("Enter a surname: "))
            tmpPer.setAge(input("Enter age: "))

            mC.AddPerson(tmpPer)

        elif(inp == 2):
            mC.DeletePerson(str(input("Enter name: ")))

        elif(inp == 3):
            mC.ListPersons()

        elif(inp == 4):
            SaveFile(mC)

        elif(inp == 5):
            mC = LoadFile()

        elif(inp == 6):
            print("Cya")
            break