parameters: (arg_dict)
docstring: it returns a dynamically instantiated widget
docstring_summary: it returns a dynamically instantiated widget
docstring_tokens: it returns a dynamically instantiated widget
function: def init_dynamic(arg_dict):
          '''it returns a dynamically instantiated widget'''
          raise WidgetException("must override [init_dynamic] method")
function_tokens: def init_dynamic ( arg_dict ) : raise WidgetException ( "must override [init_dynamic] method" )