Add type annotation to visited_chains (#17125)

This should fix CI on `develop`. Broke in https://github.com/element-hq/synapse/commit/0fe9e1f7dafa80f3e02762f7ae75cefee5b3316c, presumably due to a `mypy` dependency upgrade.
2026-05-25 20:44:11 +00:00 · 2024-04-25 13:25:26 +01:00
parent 0fe9e1f7da
commit 646cb6ff24
2 changed files with 2 additions and 1 deletions
@@ -0,0 +1 @@
+Fix type annotation for `visited_chains` after `mypy` upgrade.
@@ -2454,7 +2454,7 @@ class _LinkMap:
            return target_seq <= src_seq

        # We have to graph traverse the links to check for indirect paths.
-        visited_chains = collections.Counter()
+        visited_chains: Dict[int, int] = collections.Counter()
        search = [(src_chain, src_seq)]
        while search:
            chain, seq = search.pop()
				`@@ -0,0 +1 @@`
				Fix type annotation for `visited_chains` after `mypy` upgrade.