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Answer by zaneb for In a Heat template, I need to specify some data as a...

The `list_join` function converts the list members to JSON if they are lists or dicts (though unfortunately not numbers or booleans). So this can be accomplished by doing `list_join` on a single-member...

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Serialise data to JSON in HOT

In a Heat template, I need to specify some data as a serialised JSON string, but the data source (e.g. the `get_attr` function) provides a dict or list. How can I serialise the dict within the template?

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