Function convert_complex_array_out

piccolo/engine/sqlite.py:260–285

This is used to handle arrays of things like timestamps, which we can't just load from JSON without doing additional work to convert the elements back into Python objects.

(value: bytes, converter: Callable)

def convert_complex_array_out(value: bytes, converter: Callable):
    """
    This is used to handle arrays of things like timestamps, which we can't
    just load from JSON without doing additional work to convert the elements
    back into Python objects.
    """
    parsed = load_json(value.decode("utf8"))

    def convert_list(list_value: list):
        output = []

        for value in list_value:
            if isinstance(value, list):
                # For nested arrays
                output.append(convert_list(value))
            elif isinstance(value, str):
                output.append(converter(value))
            else:
                output.append(value)

        return output

    if isinstance(parsed, list):
        return convert_list(parsed)
    else:
        return parsed


@decode_to_string