the skeleton of you AnnNote

Internal.py

class NoteBookDB(object):
    def __init__(self):
        pass

    def create_db(self):
        "Create Database here"
        pass
    def is_db_exists(self):
        return False

    # Create
    def add_book(self, title, content):
        "please return the newly created id_"
        pass

    # Retrieve
    def get_book(self, id_):
        return None

    # Search
    def find_books(self, word):
        return []

    # Update
    def update_book(self, id_, title, content):
        pass

    # List
    def list_books(self):
        return []



    def delete_book(self, id_ ):
        pass


if __name__ == '__main__':
    notebookDB = NoteBookDB()

    if not notebookDB.is_db_exists():
        notebookDB.create_db()

    notebookDB.add_book('chapter one of english', 'blah blah')



    if not notebookDB.find_books('english'):
        print 'Strange, you should find out the book'