Mercurial > repos > guerler > springsuite
comparison planemo/lib/python3.7/site-packages/oyaml.py @ 1:56ad4e20f292 draft
"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
| author | guerler |
|---|---|
| date | Fri, 31 Jul 2020 00:32:28 -0400 |
| parents | |
| children |
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| 0:d30785e31577 | 1:56ad4e20f292 |
|---|---|
| 1 import platform | |
| 2 import sys | |
| 3 from collections import OrderedDict | |
| 4 | |
| 5 import yaml as pyyaml | |
| 6 | |
| 7 | |
| 8 _items = "viewitems" if sys.version_info < (3,) else "items" | |
| 9 _std_dict_is_order_preserving = sys.version_info >= (3, 7) or ( | |
| 10 sys.version_info >= (3, 6) and platform.python_implementation() == "CPython" | |
| 11 ) | |
| 12 | |
| 13 | |
| 14 def map_representer(dumper, data): | |
| 15 return dumper.represent_dict(getattr(data, _items)()) | |
| 16 | |
| 17 | |
| 18 def map_constructor(loader, node): | |
| 19 loader.flatten_mapping(node) | |
| 20 pairs = loader.construct_pairs(node) | |
| 21 try: | |
| 22 return OrderedDict(pairs) | |
| 23 except TypeError: | |
| 24 loader.construct_mapping(node) # trigger any contextual error | |
| 25 raise | |
| 26 | |
| 27 | |
| 28 if pyyaml.safe_dump is pyyaml.dump: | |
| 29 # PyYAML v4.x | |
| 30 SafeDumper = pyyaml.dumper.Dumper | |
| 31 DangerDumper = pyyaml.dumper.DangerDumper | |
| 32 else: | |
| 33 SafeDumper = pyyaml.dumper.SafeDumper | |
| 34 DangerDumper = pyyaml.dumper.Dumper | |
| 35 | |
| 36 pyyaml.add_representer(dict, map_representer, Dumper=SafeDumper) | |
| 37 pyyaml.add_representer(OrderedDict, map_representer, Dumper=SafeDumper) | |
| 38 pyyaml.add_representer(dict, map_representer, Dumper=DangerDumper) | |
| 39 pyyaml.add_representer(OrderedDict, map_representer, Dumper=DangerDumper) | |
| 40 | |
| 41 | |
| 42 Loader = None | |
| 43 if not _std_dict_is_order_preserving: | |
| 44 for loader_name in pyyaml.loader.__all__: | |
| 45 Loader = getattr(pyyaml.loader, loader_name) | |
| 46 pyyaml.add_constructor("tag:yaml.org,2002:map", map_constructor, Loader=Loader) | |
| 47 | |
| 48 | |
| 49 # Merge PyYAML namespace into ours. | |
| 50 # This allows users a drop-in replacement: | |
| 51 # import oyaml as yaml | |
| 52 del map_constructor, map_representer, SafeDumper, DangerDumper, Loader | |
| 53 from yaml import * |