def init(name, kind, args = {})
      get_storage(self.class.type, kind, name, args)
      true
    end
def init(name, kind, args = {})
      get_storage(self.class.type, kind, name, args)
      true
    end
Create new instance

 @param key [String, Array]
 Initialize a new data type

 @param name [Symbol] name of data
 @param kind [Symbol] data type
 @param args [Hash] options for data type