Add docstring

Signed-off-by: Itay Dafna <[email protected]>

Author: ibdafna

ipydatagrid/datagrid.py

@@ -234,6 +234,11 @@ class DataGrid(DOMWidget):
         Dict to specify custom column sizes
         The keys (strings) indicate the names of the columns
         The values (integers) indicate the widths
+    grid_style : Dict of {propertyName: string | VegaExpr | Dict}
+        Dict to specify global grid styles.
+        The keys (strings) indicate the styling property
+        The values (css color properties or Vega Expression) indicate the values
+        See below for all supported styling properties
 
     Accessors (not observable traitlets)
     ---------
@@ -244,6 +249,30 @@ class DataGrid(DOMWidget):
         List of values for all selected cells.
     selected_cell_iterator : iterator
         An iterator to traverse selected cells one by one.
+
+    Supported styling properties:
+        void_color : color of the area where the grid is not painted on the canvas
+        background_color : background color for all body cells
+        row_background_color : row-wise background color (can take a string or Vega Expression)
+        column_background_color : column-wise background color (can take a string of Vega Expression)
+        grid_line_color : color of both vertical and horizontal grid lines
+        vertical_grid_line_color : vertical grid line color
+        horizontal_grid_line_color : horizontal grid line color
+        header_background_color : background color for all non-body cells (index and columns)
+        header_grid_line_color : grid line color for all non-body cells (index and columns)
+        header_vertical_grid_line_color : vertical grid line color for all non-body cells
+        header_horizontal_grid_line_color : horizontal grid line color for all non-body cells
+        selection_fill_color : fill color of selected area
+        selection_border_color : border color of selected area
+        header_selection_fill_color : fill color of headers intersecting with selected area at column or row
+        header_selection_border_color : border color of headers intersecting with selected area at column or row
+        cursor_fill_color : fill color of cursor
+        cursor_border_color : border color of cursor
+        scroll_shadow : color parameters for scroll shadow (vertical and horizontal). Takes three paramaters. 
+            size : size of shadow in pixels
+            color1 : gradient color 1
+            color2 : gradient color 2
+            color3 : gradient color 3
     """
 
     _model_name = Unicode("DataGridModel").tag(sync=True)