Make checkIsMyInvitation use Django to parse the URL
Using django is more reliable and makes the code easier to read as
there is no knowledge of the url layout required.
Patch by: Sverre Rabbelier
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)