Add shape diagnostic check to shape creation tutorial

Author: stefmolin

docs/tutorials/shape-creation.rst

@@ -66,6 +66,26 @@ shape inherits from :class:`.LineCollection` and uses the morph bounds
 Since we inherit from :class:`.LineCollection` here, we don't need to define
 the ``distance()`` and ``plot()`` methods (unless we want to override them).
 
+.. tip::
+   You can use the :func:`.plot_shape_on_dataset` function to visualize your shape's
+   positioning relative to a given dataset:
+
+   .. plot::
+      :scale: 75
+      :include-source:
+      :caption:
+         Visualization of how the :class:`.XLines` looks when calculated based on the
+         music :class:`.Dataset`, with the dataset's bounds.
+
+      from data_morph.data.loader import DataLoader
+      from data_morph.plotting.diagnostics import plot_shape_on_dataset
+      from data_morph.shapes.lines import XLines
+
+
+      dataset = DataLoader.load_dataset('music')
+      shape = XLines(dataset)
+      plot_shape_on_dataset(dataset, shape, show_bounds=True, alpha=0.1)
+
 Test out the shape
 ------------------