require 'pstore'
class Person
attr_accessor :name, :job, :gender, :age
end
fred = Person.new
fred.name = "F"
fred.age = 45
laura = Person.new
laura.name = "L"
laura.age = 23
store = PStore.new("storagefile")
store.transaction do
store[:people] ||= Array.new
store[:people] << fred
store[:people] << laura
end