def initialize_from_path(path)
      # Read in the data from the path
      interface.read(path).wait_for_completion(-1)

      # Interpret the data to fill in the interface properties
      interface.interpret

      # Load the interface attributes
      load_interface_attributes(interface)

      # Fill in the virtual systems
      populate_relationship(:virtual_systems, interface.virtual_system_descriptions)

      # Should be an existing record
      existing_record!
    end
def initialize_from_path(path)
      # Read in the data from the path
      interface.read(path).wait_for_completion(-1)

      # Interpret the data to fill in the interface properties
      interface.interpret

      # Load the interface attributes
      load_interface_attributes(interface)

      # Fill in the virtual systems
      populate_relationship(:virtual_systems, interface.virtual_system_descriptions)

      # Should be an existing record
      existing_record!
    end
Initializes this Appliance instance from a path to an OVF file. This sets
 up the relationships and so on.

 @param [String] path Path to the OVF file.