'Deletes an existing option group.
:type option_group_name: string
:param option_group_name:
The name of the option group to be deleted.
You cannot delete default option groups.'

def delete_option_group(self, option_group_name):

    params = {'OptionGroupName': option_group_name}
    return self._make_request(action='DeleteOptionGroup', verb='POST', path='/', params=params)
