DatabaseError: DatabaseWrapper objects created in a thread can only be used in that same thread. The object with alias 'default' was created in thread id 140430815235824 and this is thread id 140430831329936.
  File "django/core/handlers/wsgi.py", line 131, in __call__
    signals.request_started.send(sender=self.__class__, environ=environ)
  File "django/dispatch/dispatcher.py", line 182, in send
    for receiver in self._live_receivers(sender)
  File "django/dispatch/dispatcher.py", line 182, in <listcomp>
    for receiver in self._live_receivers(sender)
  File "django/db/__init__.py", line 38, in close_old_connections
    conn.close_if_unusable_or_obsolete()
  File "django_db_geventpool/backends/postgresql_psycopg2/base.py", line 81, in close_if_unusable_or_obsolete
    self.close()
  File "django_tenants/postgresql_backend/base.py", line 56, in close
    super().close()
  File "django_db_geventpool/backends/postgresql_psycopg2/base.py", line 61, in close
    self.validate_thread_sharing()
  File "django/db/backends/base/base.py", line 557, in validate_thread_sharing
    % (self.alias, self._thread_ident, _thread.get_ident())