def load_constructor
      require @constructor_path 
      file_name = File.basename(@constructor_path, '.rb')
      constructor_name = file_name.camelize
      @constructor = Module.const_get(constructor_name).new
    end
def load_constructor
      require @constructor_path 
      file_name = File.basename(@constructor_path, '.rb')
      constructor_name = file_name.camelize
      @constructor = Module.const_get(constructor_name).new
    end
Load constructor