code: def create_table(self, model_class):
          '''
          Creates a table for the given model class, if it does not exist already.
          '''
          if model_class.is_system_model():
              raise DatabaseException("You can't create system table")
          if getattr(model_class, 'engine') is None:
              raise DatabaseException("%s class must define an engine" % model_class.__name__)
          self._send(model_class.create_table_sql(self)f create_table(self, model_class):
          '''
          Creates a table for the given model class, if it does not exist already.
          '''
          if model_class.is_system_model():
              raise DatabaseException("You can't create system table")
          if getattr(model_class, 'engine') is None:
              raise DatabaseException("%s class must define an engine" % model_class.__name__)
          self._send(model_class.create_table_sql(self))
docs: Creates a table for the given model class, if it does not exist already.