Fix to work with Python 3.7

Author: smendes

README.rst

@@ -3,7 +3,7 @@ wagtail-linkchecker
 ===============
 
 A tool/plugin to assist with finding broken links on your wagtail site.
-This tool works asynchronously using celery.
+This tool works asynchronously using django-rq.
 
 Installing
 ==========
@@ -21,9 +21,11 @@ To use, firstly you will need to add ``wagtaillinkchecker`` to your ``INSTALLED_
 There will now be an extra item on the settings panel of the wagtailadmin. Inside here you can enable or disable automated
 scanning (See below for more detail) or conduct a scan.
 
+## OUTDATED, this branch works with django-rq ##
 For scans to be conducted, you must be running a celery daemon.
 You can run the celery worker with ``celery -A wagtaillinkchecker worker -l info``. See the `Celery Documentation <http://docs.celeryproject.org/en/latest/index.html>`_ for more information.
 For production you'll want to run celery as a daemon using something like systemd. See `Celery Daemonization <http://docs.celeryproject.org/en/latest/userguide/daemonizing.html#daemonizing>`_ for more information.
+## END ##
 
 Conducting a scan
 -----------------

setup.py

@@ -10,16 +10,16 @@
 
 setup(
     name='wagtail-linkchecker',
-    version='0.3.2',
+    version='0.3.3',
     description="A tool to assist with finding broken links on your wagtail site.",
     long_description=readme,
-    author='Liam Brenner',
-    author_email='liam@takeflight.com.au',
-    url='https://github.com/takeflight/wagtail-linkchecker',
+    author='Samuel Mendes',
+    author_email='smendes@twilio.com',
+    url='https://github.com/TwilioDevEd/wagtail-linkchecker',
 
     install_requires=[
-        'django-rq>=1.1.0',
-        'wagtail>=1.0',
+        'django-rq>=1.2.0',
+        'wagtail>=2.0',
         'requests>=2.9.1',
     ],
     zip_safe=False,

wagtaillinkchecker/models.py

@@ -141,7 +141,7 @@ def check_link(self):
         from wagtaillinkchecker.tasks import check_link
         queue_name = getattr(settings, 'RQ_DEFAULT_QUEUE', 'default')
         queue = django_rq.get_queue(
-            queue_name, autocommit=True, async=True, default_timeout=360)
+            queue_name, autocommit=True, is_async=True, default_timeout=360)
         queue.enqueue(check_link, self.pk)
 
 @receiver(pre_delete, sender=Page)