Clarify list/set/dict/tuple comprehensions and enforce via flake8 (#6957)

Ensure good comprehension hygiene using flake8-comprehensions.

1 files changed, 15 insertions, 13 deletions

diff --git a/tests/rest/client/v2_alpha/test_sync.py b/tests/rest/client/v2_alpha/test_sync.py

index 9c13a13786..fa3a3ec1bd 100644
--- a/tests/rest/client/v2_alpha/test_sync.py
+++ b/tests/rest/client/v2_alpha/test_sync.py
@@ -40,16 +40,14 @@ class FilterTestCase(unittest.HomeserverTestCase):
 
         self.assertEqual(channel.code, 200)
         self.assertTrue(
-            set(
-                [
-                    "next_batch",
-                    "rooms",
-                    "presence",
-                    "account_data",
-                    "to_device",
-                    "device_lists",
-                ]
-            ).issubset(set(channel.json_body.keys()))
+            {
+                "next_batch",
+                "rooms",
+                "presence",
+                "account_data",
+                "to_device",
+                "device_lists",
+            }.issubset(set(channel.json_body.keys()))
         )
 
     def test_sync_presence_disabled(self):
@@ -63,9 +61,13 @@ class FilterTestCase(unittest.HomeserverTestCase):
 
         self.assertEqual(channel.code, 200)
         self.assertTrue(
-            set(
-                ["next_batch", "rooms", "account_data", "to_device", "device_lists"]
-            ).issubset(set(channel.json_body.keys()))
+            {
+                "next_batch",
+                "rooms",
+                "account_data",
+                "to_device",
+                "device_lists",
+            }.issubset(set(channel.json_body.keys()))
         )