Simplified emit_post_migrate from flush command

from django.core.management.base import BaseCommand, CommandError

from django.core.management.color import no_style

from django.core.management.sql import emit_post_migrate_signal, sql_flush

from django.db import DEFAULT_DB_ALIAS, connections, router, transaction

from django.db import DEFAULT_DB_ALIAS, connections, transaction

from django.utils import six

from django.utils.six.moves import input

                six.reraise(CommandError, CommandError(new_msg), sys.exc_info()[2])

            if not inhibit_post_migrate:

                self.emit_post_migrate(verbosity, interactive, database)

        else:

            self.stdout.write("Flush cancelled.\n")

    @staticmethod

    def emit_post_migrate(verbosity, interactive, database):

                # Emit the post migrate signal. This allows individual applications to

                # respond as if the database had been migrated from scratch.

        all_models = []

        for app_config in apps.get_app_configs():

            all_models.extend(router.get_migratable_models(app_config, database, include_auto_created=True))

                emit_post_migrate_signal(verbosity, interactive, database)

        else:

            self.stdout.write("Flush cancelled.\n")

from django.core.handlers.wsgi import WSGIHandler, get_path_info

from django.core.management import call_command

from django.core.management.color import no_style

from django.core.management.commands import flush

from django.core.management.sql import emit_post_migrate_signal

from django.core.servers.basehttp import WSGIRequestHandler, WSGIServer

from django.core.urlresolvers import clear_url_caches, set_urlconf

from django.db import DEFAULT_DB_ALIAS, connection, connections, transaction

                                 value=self.available_apps,

                                 enter=True)

            for db_name in self._databases_names(include_mirrors=False):

                flush.Command.emit_post_migrate(verbosity=0, interactive=False, database=db_name)

                emit_post_migrate_signal(verbosity=0, interactive=False, db=db_name)

        try:

            self._fixture_setup()

        except Exception: