[#305] Fixed some pre-commit failures

Author: diegocastrum

django_celery_results/backends/database.py

@@ -1,6 +1,5 @@
 import binascii
 import json
-from typing import Mapping
 
 from celery import maybe_signature, states
 from celery.backends.base import BaseDictBackend, get_current_task

django_celery_results/models/generic.py

@@ -52,7 +52,6 @@ class ChordCounter(models.Model):
     class Meta:
         app_label = "django_celery_results"
 
-
     def group_result(self, app=None):
         """Return the GroupResult of self.
 

django_celery_results/models/helpers.py

@@ -9,7 +9,7 @@ def taskresult_model():
     """Return the TaskResult model that is active in this project."""
     if not hasattr(settings, 'CELERY_RESULTS_TASKRESULT_MODEL'):
         return TaskResult
-    
+
     try:
         return apps.get_model(
             settings.CELERY_RESULTS_TASKRESULT_MODEL
@@ -26,11 +26,12 @@ def taskresult_model():
             "been installed"
         )
 
+
 def groupresult_model():
     """Return the GroupResult model that is active in this project."""
     if not hasattr(settings, 'CELERY_RESULTS_GROUPRESULT_MODEL'):
         return GroupResult
-    
+
     try:
         return apps.get_model(
             settings.CELERY_RESULTS_GROUPRESULT_MODEL

django_celery_results/settings.py

@@ -26,7 +26,7 @@ def get_task_props_extension(request, task_props):
     if not extend_task_props_callback:
         return {}
 
-    task_props_extension = extend_task_props_callback(request, task_props) or {}
+    task_props_extension = extend_task_props_callback(request, task_props) or {}  # noqa E501
     if not isinstance(task_props_extension, Mapping):
         raise ImproperlyConfigured(
             "CELERY_RESULTS_EXTEND_TASK_PROPS_CALLBACK must return a Mapping."