* **BUGFIX:** Resolved over-broad False-y validation of ``PieDataLabel.distance`` to allow for ``0`` values. Closes 192. * **BUGFIX:** Fixed over-broad False-y validation of ``Tooltip.header_format`` to allow for empty string values, bringing it in line with ``Tooltip.footer_format``. Closes 193.
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1.9.1
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* **ENHANCEMENT:** Added stringified JSON serialization of callback functions when serializing via ``.to_json(for_export = True)``.
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1.9.0
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* **BUGFIX:** Fixed missing serialization/de-serialization of ``ChartEvents.render``. * **BUGFIX:** Added new ``utility_classes.data_labels.PieDataLabel`` class to ensure support for the ``.distance`` property on Pie-chart (and descended) data labels. Closes 183. * **BUGFIX:** Fixed ``options.chart.height`` type validation to accept string values as per JS API. (Issue reported in 184). * **BUGFIX:** Added missing support for ``options.plot_options.sunburst.SunburstOptions.border_radius`` (issue reported in 184). * **BUGFIX:** Added support for concatenation via `+` operator in JS literal strings when parsed by ``.from_js_literal()``. Closes 185. * **ENHANCEMENT:** Added support for ``utility_classes.border_radius.BorderRadius`` object.
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1.8.2
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* **BUGFIX:** Added missing support for ``'areaMarker'`` legend symbol. * **DOCS:** Fixed some typos (courtesy of JulienBacquart).
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1.8.1
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* **ENHANCEMENT:** Added ``resources`` (``files``, ``js``, and ``css``) support to chart export.
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1.8.0
=========================================
* **BUGFIX:** Fixed over-eager trimming of ``None`` data values when serializing ``.to_json()`` for export via the Export Server. Closes 168. * **BUGFIX:** Fixed ``DumbbellSeries.data`` incorrect type (reverted from ``CartesianData`` to ``RangeData``-descended). Closes 176. * **BUGFIX:** Fixed coercion of `datetime.date` type values to milliseconds when serializaing ``.to_json()`` for export via the Export Server. * **ENHANCEMENT:** Added ``for_export`` as a special parameter to the ``.to_json()`` serialization method to maintain past behavior while simultaneously fixing serialization bugs related to export via the Node Export Server. Extended ``.trim_dict()`` and ``.trim_iterable()`` internal methods with ``for_export`` support for the same purpose.