Re: dump different scalar styles in the same document in PyYAML

Andrey Somov <[email protected]>
Newsgroups gmane.text.yaml.general
Message-ID <[email protected]>
This solution requires development and it is not suitable for any document.
I would expect something like this:

yaml.addExplicitStyle('<regular expression>', '|')
obj = {}
obj['value1']: 1
obj['value2']: "line1\nline2\nline3\n"
print yaml.dump(obj)

Andrey

On Mon, Apr 6, 2009 at 3:50 PM, Ingy dot Net <[email protected]> wrote:
> This works for me:
>
> from yaml import *;
>
> tokens = (
>     StreamStartEvent(),
>     DocumentStartEvent(explicit=True),
>     MappingStartEvent(anchor=None, tag=None, implicit=True),
>     ScalarEvent(None, None, [1,1], 'value1', style=''),
>     ScalarEvent(None, None, [1,1], '1', style=''),
>     ScalarEvent(None, None, [1,1], 'value2', style=''),
>     ScalarEvent(None, None, [1,1], 'line1\nline2\nline3', style='|'),
>     MappingEndEvent(),
>     DocumentEndEvent(),
>     StreamEndEvent(),
> )
>
> print emit(tokens)
>
> - Ingy
>
> On Mon, Apr 6, 2009 at 2:59 PM, Andrey Somov <[email protected]> wrote:
>>
>> Hi All,
>> even though there is plenty of options while dumping YAML in PyYAML, I
>> could not find how I can mix different scalar styles in the same
>> document.
>> For instance, instead of:
>> ---
>> value1: 1
>> value2: 'line1
>>
>>     line2
>>
>>    line3'
>> ...
>> I would like to dump
>> ---
>> value1: 1
>> value2: |-
>>     line1
>>     line2
>>     line3
>> ...
>>
>> So I would like to use the plain scalar style but if the value
>> contains '\n' then the literal style shall be used.
>> Is it possible?
>>
>> Andrey
>>
>>
>> ------------------------------------------------------------------------------
>> _______________________________________________
>> Yaml-core mailing list
>> [email protected]
>> https://lists.sourceforge.net/lists/listinfo/yaml-core
>
>

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