fix some linter warnings

accounts/views.py

@@ -21,17 +21,17 @@ def profile(request):
     error_messages = []
     publickeys = UserSSHKey.objects.filter(user_id=request.user.id)
 
-    if request.method == 'POST':
-        if 'username' in request.POST:
-            username = request.POST.get('username', '')
-            email = request.POST.get('email', '')
+    if request.method == "POST":
+        if "username" in request.POST:
+            username = request.POST.get("username", "")
+            email = request.POST.get("email", "")
             request.user.first_name = username
             request.user.email = email
             request.user.save()
             return HttpResponseRedirect(request.get_full_path())
-        if 'keyname' in request.POST:
-            keyname = request.POST.get('keyname', '')
-            keypublic = request.POST.get('keypublic', '')
+        if "keyname" in request.POST:
+            keyname = request.POST.get("keyname", "")
+            keypublic = request.POST.get("keypublic", "")
             for key in publickeys:
                 if keyname == key.keyname:
                     msg = _("Key name already exist")
@@ -39,19 +39,20 @@ def profile(request):
                 if keypublic == key.keypublic:
                     msg = _("Public key already exist")
                     error_messages.append(msg)
-            if '\n' in keypublic or '\r' in keypublic:
+            if "\n" in keypublic or "\r" in keypublic:
                 msg = _("Invalid characters in public key")
                 error_messages.append(msg)
             if not error_messages:
-                addkeypublic = UserSSHKey(user_id=request.user.id, keyname=keyname, keypublic=keypublic)
+                addkeypublic = UserSSHKey(
+                    user_id=request.user.id, keyname=keyname, keypublic=keypublic)
                 addkeypublic.save()
                 return HttpResponseRedirect(request.get_full_path())
-        if 'keydelete' in request.POST:
-            keyid = request.POST.get('keyid', '')
+        if "keydelete" in request.POST:
+            keyid = request.POST.get("keyid", "")
             delkeypublic = UserSSHKey.objects.get(id=keyid)
             delkeypublic.delete()
             return HttpResponseRedirect(request.get_full_path())
-    return render(request, 'profile.html', locals())
+    return render(request, "profile.html", locals())
 
 
 @superuser_only
@@ -59,43 +60,47 @@ def account(request, user_id):
     error_messages = []
     user = User.objects.get(id=user_id)
     user_insts = UserInstance.objects.filter(user_id=user_id)
-    instances = Instance.objects.all().order_by('name')
+    instances = Instance.objects.all().order_by("name")
     publickeys = UserSSHKey.objects.filter(user_id=user_id)
 
-    return render(request, 'account.html', locals())
+    return render(request, "account.html", locals())
 
 
-@permission_required('accounts.change_password', raise_exception=True)
+@permission_required("accounts.change_password", raise_exception=True)
 def change_password(request):
-    if request.method == 'POST':
+    if request.method == "POST":
         form = PasswordChangeForm(request.user, request.POST)
         if form.is_valid():
             user = form.save()
             update_session_auth_hash(request, user)  # Important!
-            messages.success(request, _('Password Changed'))
-            return redirect('profile')
+            messages.success(request, _("Password Changed"))
+            return redirect("profile")
         else:
-            messages.error(request, _('Wrong Data Provided'))
+            messages.error(request, _("Wrong Data Provided"))
     else:
         form = PasswordChangeForm(request.user)
-    return render(request, 'accounts/change_password_form.html', {'form': form})
+    return render(
+        request,
+        "accounts/change_password_form.html",
+        {"form": form}
+    )
 
 
 @superuser_only
 def user_instance_create(request, user_id):
     user = get_object_or_404(User, pk=user_id)
 
-    form = forms.UserInstanceForm(request.POST or None, initial={'user': user})
+    form = forms.UserInstanceForm(request.POST or None, initial={"user": user})
     if form.is_valid():
         form.save()
-        return redirect(reverse('account', args=[user.id]))
+        return redirect(reverse("account", args=[user.id]))
 
     return render(
         request,
-        'common/form.html',
+        "common/form.html",
         {
-            'form': form,
-            'title': _('Create User Instance'),
+            "form": form,
+            "title": _("Create User Instance"),
         },
     )
 
@@ -106,14 +111,14 @@ def user_instance_update(request, pk):
     form = forms.UserInstanceForm(request.POST or None, instance=user_instance)
     if form.is_valid():
         form.save()
-        return redirect(reverse('account', args=[user_instance.user.id]))
+        return redirect(reverse("account", args=[user_instance.user.id]))
 
     return render(
         request,
         'common/form.html',
         {
-            'form': form,
-            'title': _('Update User Instance'),
+            "form": form,
+            "title": _("Update User Instance"),
         },
     )
 
@@ -121,17 +126,17 @@ def user_instance_update(request, pk):
 @superuser_only
 def user_instance_delete(request, pk):
     user_instance = get_object_or_404(UserInstance, pk=pk)
-    if request.method == 'POST':
+    if request.method == "POST":
         user = user_instance.user
         user_instance.delete()
-        next = request.GET.get('next', None)
+        next = request.GET.get("next", None)
         if next:
             return redirect(next)
         else:
-            return redirect(reverse('account', args=[user.id]))
+            return redirect(reverse("account", args=[user.id]))
 
     return render(
         request,
-        'common/confirm_delete.html',
-        {'object': user_instance},
+        "common/confirm_delete.html",
+        {"object": user_instance},
     )