Clarify explanation in First Steps 1
@@ -71,11 +71,9 @@ Follow these steps to recreate this simple line chart:
3. Use the :func:`~bokeh.plotting.figure` function to create your plot. Pass the
following arguments:
- * ``title``: the title of your line chart
- * ``x_axis_label``: which data to use to generate labels for the chart's
- x-axis
- * ``y_axis_label``: which data to use to generate labels for the chart's
- y-axis
+ * ``title``: the title of your line chart (optional)
+ * ``x_axis_label``: a text label to put on the chart's x-axis (optional)
+ * ``y_axis_label``: a text label to put on the chart's y-axis (optional)
.. code-block:: python
@@ -86,8 +84,8 @@ Follow these steps to recreate this simple line chart:
:func:`~bokeh.plotting.Figure.line` function. Pass the following arguments:
* your lists ``x`` and ``y`` containing the data
- * ``legend_label``: a string to label the line graph with
- * ``line_width``: define the line width (in pixels)
+ * ``legend_label``: a string to label the line graph with (optional)
+ * ``line_width``: define the line width (in pixels, optional)
.. code-block:: python
