python: Sort webhooks imports with isort.

zerver/webhooks/jira/tests.py

@@ -1,10 +1,10 @@
 # -*- coding: utf-8 -*-
-
 from urllib.parse import quote, unquote
 
 from zerver.lib.test_classes import WebhookTestCase
 from zerver.lib.users import get_api_key
 
+
 class JiraHookTests(WebhookTestCase):
     STREAM_NAME = 'jira'
     URL_TEMPLATE = u"/api/v1/external/jira?api_key={api_key}&stream={stream}"

zerver/webhooks/jira/view.py

@@ -1,7 +1,7 @@
 # Webhooks for external integrations.
 import re
 import string
-from typing import Any, Dict, List, Optional, Callable
+from typing import Any, Callable, Dict, List, Optional
 
 from django.db.models import Q
 from django.http import HttpRequest, HttpResponse
@@ -9,8 +9,8 @@ from django.http import HttpRequest, HttpResponse
 from zerver.decorator import api_key_only_webhook_view
 from zerver.lib.request import REQ, has_request_variables
 from zerver.lib.response import json_success
-from zerver.lib.webhooks.common import check_send_webhook_message, \
-    UnexpectedWebhookEventType
+from zerver.lib.webhooks.common import UnexpectedWebhookEventType, \
+    check_send_webhook_message
 from zerver.models import Realm, UserProfile, get_user_by_delivery_email
 
 IGNORED_EVENTS = [