Dotted path to the views in URL patterns is changed to a params parameter. This change makes the URL mapping from URL to View method in patterns generic where the base package path is taken from the params['module_package'] value to support module system of Melange where inherited View classes override the params['module_package'] value to specify their own View methods.

from django.db.backends import BaseDatabaseClient
from django.conf import settings
import os

class DatabaseClient(BaseDatabaseClient):
    executable_name = 'sqlite3'

    def runshell(self):
        args = ['', settings.DATABASE_NAME]
        os.execvp(self.executable_name, args)