Closes #42. Fixed incorrect assignment to wrong property name.

Author: hcpchris

highcharts_maps/chart.py

@@ -1154,7 +1154,7 @@ def from_geopandas(cls,
         if not options.chart:
             options.chart = ChartOptions()
 
-        options.chart.map_data = MapData.from_geodataframe(as_gdf = gdf)
+        options.chart.map = MapData.from_geodataframe(as_gdf = gdf)
 
         instance = cls(**chart_kwargs)
         instance.options = options
@@ -1428,7 +1428,7 @@ def from_map_data(cls,
         if not options.chart:
             options.chart = ChartOptions()
 
-        options.chart.map_data = map_data
+        options.chart.map = map_data
 
         instance = cls(**chart_kwargs)
         instance.options = options

highcharts_maps/options/chart/__init__.py

@@ -56,7 +56,7 @@ def map(self) -> Optional[str | MapData | AsyncMapData | VariableName | List[Map
     @map.setter
     def map(self, value):
         if not value:
-            self._map_data = None
+            self._map = None
         elif checkers.is_iterable(value, forbid_literals = (str, bytes, dict)):
             cleaned_value = []
             for item in value: