A basic python script for managing username password combos

AccountManager.py

import pickle, os.path, sys

filename = "Accounts.picklefile"
if os.path.isfile(filename): 
    fileload = open(filename, 'rb')
    try:
        database = pickle.load(fileload)
    except EOFError:
        print("Error reading file")
        database = []
    fileload.close()
else:
    print("No Data Found... creating new array")
    database = []

run = True

def save():
    print("Saving data...")
    fileout = open(filename, 'wb')
    pickle.dump(database, fileout)
    fileout.close()
    print("Data saved")

def add_account():
        username = input("UserName: ")
        password = input("Password: ")
        account = [username, password]
        database.append(account)
        save()

def remove_account():
    show_accounts()
    index = (int)(input("Enter an index: "))
    try:
        database.pop(index-1)
        save()
    except IndexError:
        print("Not a valid index")

def show_accounts():
    index = 1
    print("i: username \t password")
    for account in database:
        print("{}: {} \t{}".format(str(index), account[0], account[1]))
        index += 1

while run == True:
    command = input("Enter command: (add/remove/view/exit) ").lower()
    if command == 'add':
        add_account()
    elif command == 'remove':
        remove_account()
    elif command == 'view':
        show_accounts()
    elif command =='exit':
        print("Terminating application")
        run = False
    else:
        print("Invalid Command: {}".format(command))
sys.exit()