code: def tables(self):
          
          select = ("SELECT name FROM sqlite_master",)
          query = self.execute(*select)
          result = query.fetchall()
  
          # Filter first column from rows.
          return [row[0] for row in result]
docs: Returns a list of table names.
  
          Example:
  
              >>> db.tables
              ["bar", "foo"]
  
          Returns:
  
              list of str: One string for each table name.