| #!/usr/bin/env python3 |
| # |
| # Copyright 2022 The Fuchsia Authors |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import collections |
| import yaml |
| |
| # Allow yaml to dump OrderedDict |
| yaml.add_representer(collections.OrderedDict, |
| lambda dumper, data: dumper.represent_dict(data), |
| Dumper=yaml.SafeDumper) |
| |
| |
| def _str_representer(dumper, data): |
| if len(data.splitlines()) > 1: |
| data = '\n'.join(line.replace('\t', ' ').rstrip() |
| for line in data.splitlines()) |
| return dumper.represent_scalar('tag:yaml.org,2002:str', data, style='|') |
| return dumper.represent_scalar('tag:yaml.org,2002:str', data) |
| |
| |
| # Automatically convert multiline strings into block literals |
| yaml.add_representer(str, _str_representer, Dumper=yaml.SafeDumper) |
| |
| |
| _DUMP_KWARGS = dict(explicit_start=True, allow_unicode=True, indent=4) |
| if yaml.__version__ >= '5.1': |
| _DUMP_KWARGS.update(sort_keys=False) |
| |
| |
| def safe_dump(content, file): |
| """Calls yaml.safe_dump to write content to the file, with additional |
| parameters from _DUMP_KWARGS.""" |
| yaml.safe_dump(content, file, **_DUMP_KWARGS) |
