| import copy | |
| from .. import Options | |
| def backup_Options(): | |
| backup = {} | |
| for name, value in vars(Options).items(): | |
| # we need a deep copy of _directive_defaults, because they can be changed | |
| if name == '_directive_defaults': | |
| value = copy.deepcopy(value) | |
| backup[name] = value | |
| return backup | |
| def restore_Options(backup): | |
| no_value = object() | |
| for name, orig_value in backup.items(): | |
| if getattr(Options, name, no_value) != orig_value: | |
| setattr(Options, name, orig_value) | |
| # strip Options from new keys that might have been added: | |
| for name in vars(Options).keys(): | |
| if name not in backup: | |
| delattr(Options, name) | |
| def check_global_options(expected_options, white_list=[]): | |
| """ | |
| returns error message of "" if check Ok | |
| """ | |
| no_value = object() | |
| for name, orig_value in expected_options.items(): | |
| if name not in white_list: | |
| if getattr(Options, name, no_value) != orig_value: | |
| return "error in option " + name | |
| return "" | |