From b1fd67bdf018c32739e1ec2e44ebdc3fa8ffd251 Mon Sep 17 00:00:00 2001
From: "Olivier Wilkinson (reivilibre)" <olivier@librepush.net>
Date: Thu, 27 Aug 2020 08:53:23 +0100
Subject: [PATCH] =?UTF-8?q?Fix=20wrong=20type=20signatures=20(even=20if=20?=
 =?UTF-8?q?str=20is=20Iterable[str]=E2=80=A6)?=
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---
 synapse/storage/database.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/synapse/storage/database.py b/synapse/storage/database.py
index 181c3ec249..207fa9d7df 100644
--- a/synapse/storage/database.py
+++ b/synapse/storage/database.py
@@ -1070,7 +1070,7 @@ class DatabasePool(object):
         self,
         table: str,
         keyvalues: Dict[str, Any],
-        retcol: Iterable[str],
+        retcol: str,
         allow_none: bool = False,
         desc: str = "simple_select_one_onecol",
     ) -> Optional[Any]:
@@ -1100,7 +1100,7 @@ class DatabasePool(object):
         txn: LoggingTransaction,
         table: str,
         keyvalues: Dict[str, Any],
-        retcol: Iterable[str],
+        retcol: str,
         allow_none: bool = False,
     ) -> Optional[Any]:
         ret = cls.simple_select_onecol_txn(