parameters: (self)
return_statement: return self._arguments_types
docstring: list of argument :class:`types <type_t>`
docstring_summary: list of argument :class:`types <type_t>`
docstring_tokens: list of argument : class : types <type_t >
function: def arguments_types(self):
          """list of argument :class:`types <type_t>`"""
          return self._arguments_types
function_tokens: def arguments_types ( self ) : return self . _arguments_types