| 1 | class News(object): pass |
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| 2 | |
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| 3 | def news_representer(dumper, news): |
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| 4 | # skip converting a news in a dict: |
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| 5 | data = { |
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| 6 | 'date': '732638', |
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| 7 | 'fields': { |
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| 8 | '': {}, |
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| 9 | 'it': {'title': 'Hello World'} |
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| 10 | }, |
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| 11 | 'guid': '0000010f153544cf8a314808007f000000000001', |
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| 12 | 'expiration': None |
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| 13 | } |
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| 14 | return dumper.represent_mapping('!news', data) |
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| 15 | |
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| 16 | def news_constructor(loader, node): |
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| 17 | nodes = loader.construct_mapping(node) |
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| 18 | print nodes |
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| 19 | return nodes |
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| 20 | |
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| 21 | import yaml |
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| 22 | |
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| 23 | yaml.add_representer(News, news_representer) |
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| 24 | yaml.add_constructor('!news', news_constructor) |
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| 25 | |
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| 26 | foo = News() |
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| 27 | |
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| 28 | bar = yaml.load(yaml.dump(foo)) |
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| 29 | print bar |
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