Delete data
===========

#. Delete all books in a specific language:

   .. literalinclude:: delete_data.py
      :language: python
      :lines: 4-13
      :lineno-start: 4

#. Call the method with the parameter of the language to be deleted:

   .. literalinclude:: delete_data.py
      :language: python
      :lines: 16
      :lineno-start: 16