diff --git a/stubs/txredisapi.pyi b/stubs/txredisapi.pyi
new file mode 100644
index 0000000000..763d3fb404
--- /dev/null
+++ b/stubs/txredisapi.pyi
@@ -0,0 +1,40 @@
+# -*- coding: utf-8 -*-
+# Copyright 2020 The Matrix.org Foundation C.I.C.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Contains *incomplete* type hints for txredisapi.
+"""
+
+from typing import List, Optional, Union
+
+class RedisProtocol:
+ def publish(self, channel: str, message: bytes): ...
+
+class SubscriberProtocol:
+ def subscribe(self, channels: Union[str, List[str]]): ...
+
+def lazyConnection(
+ host: str = ...,
+ port: int = ...,
+ dbid: Optional[int] = ...,
+ reconnect: bool = ...,
+ charset: str = ...,
+ password: Optional[str] = ...,
+ connectTimeout: Optional[int] = ...,
+ replyTimeout: Optional[int] = ...,
+ convertNumbers: bool = ...,
+) -> RedisProtocol: ...
+
+class SubscriberFactory:
+ def buildProtocol(self, addr): ...
|