如何将此列表导出到 txt 文件，然后从 txt 文件导入列表？我的计数器也不正确

如何解决如何将此列表导出到 txt 文件，然后从 txt 文件导入列表？我的计数器也不正确

EE_Data = [ ]

while True: # 创建 While 循环以使脚本不断运行 EE_count = len(EE_Data) # 创建计数以便用户知道有多少条目

print('Currently,there is/are','(',(int(EE_count)),')','employee(s) in this system.\n')
print('----------------------------------------------\n')
print('      Welcome to the Employee Data System    -\n')
print('----------------------------------------------\n')  
print('[1] Add an Employee: \n')
print('[2] View All Employees: \n')
print('[3] Search Employees by SSN: \n')
print('[4] Edit Employees information: \n')
print('[5] Export Employees information: \n')
selction = input("Please select an option by entering number 1-5: ")

if selction == '1':
    while True: 
        employee_index = [input('Employee Name\n'),input('Employee SSN\n'),\
        input('Employee Telephone Number ***Entered as xxxxxxxxxx*** \n'),input('Employee Email\n'),input('Employee Salary ***Entered WITHOUT "$" only xxxx***\n')] 
        EE_Data.append(employee_index)
        more_employees = input('Would you like to add another employee? Y or N.\n')
        if more_employees == 'Y':
            continue
        elif more_employees == 'N':
            break

#向文本文件添加数据 EE_Data = str(EE_Data)

    EEdatafile = open ("data.txt","w")
    EEdatafile.write(EE_Data)
    EEdatafile.write("\n")
    EEdatafile.close()

elif selction == '2':
    for employee_index in EE_Data:
        print('            -----------------',employee_index[0],'-----------------\n')
        print('SSN:',employee_index[1],'\n')
        print('Phone:','(' + employee_index[2][0] + employee_index[2][1] + employee_index[2][2] + ')' + employee_index[2][3] + employee_index[2][4] + employee_index[2][
        5] + '-' + employee_index[2][6] + employee_index[2][7] + employee_index[2][8] + employee_index[2][9],'\n') 
        print('Email:',employee_index[3],'\n')
        print('Salary:','$' + str(employee_index[4]),'\n')
        print('            ----------------------------------------------------')

elif selction == "3":
    find_emp = input('Please enter the employee SSN in the following format: 333221111.\n')
    found = False
    for employee in EE_Data:
        if employee[1] == find_emp:
            print('            -----------------','-----------------\n')
            print('SSN:','\n')
            print('Phone:','(' + employee_index[2][0] + employee_index[2][1] + employee_index[2][2] + ')' + employee_index[2][3] + employee_index[2][4] + employee_index[2][
            5] + '-' + employee_index[2][6] + employee_index[2][7] + employee_index[2][8] + employee_index[2][9],'\n') 
            print('Email:','\n')
            print('Salary:','\n')
            print('            ----------------------------------------------------')
            found = True

    if found == False:
        print("Employee not found!")

#在下面添加了这个 elif 选择 == "4": find_emp = input('请按以下格式输入员工 SSN：333221111。\n') 发现 = 错误 对于 EE_Data 中的员工： 如果员工[1] == find_emp： changeName = input('请输入新名称。\n') changeSSN = input('请输入新的 SSN。\n') changePhone = input('请输入新的电话号码。\n') changeEmail = input('请输入新邮箱。\n') changeSalary = input('请输入新薪水。\n')

        employee[0] = changeName;
        employee[1] = changeSSN;
        employee[2] = changePhone;
        employee[3] = changeEmail;
        employee[4] = changeSalary;
        found = True     

elif selction == "5":
    EEdatafile = open( "data.txt","r")
    lines = EEdatafile.readlines()
    EE_Data = lines [0].replace("[","").replace("]","").replace(",","").replace("'","")

    namelist = []

    datalist = datalist.split()
    print(datalist[x])