From eee53755dd3cd9efe74fab30b8fe752c3322dba2 Mon Sep 17 00:00:00 2001
From: Stefan Agner <stefan@agner.ch>
Date: Fri, 3 Dec 2021 10:39:03 +0000
Subject: [PATCH] Avoid mutable default arguments

---
 tests/common.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/common.py b/tests/common.py
index cf06ba4dea..3c485b1a77 100644
--- a/tests/common.py
+++ b/tests/common.py
@@ -897,8 +897,9 @@ def init_recorder_component(hass, add_config=None):
     _LOGGER.info("In-memory recorder successfully started")
 
 
-async def async_init_recorder_component(hass, config={}):
+async def async_init_recorder_component(hass, add_config=None):
     """Initialize the recorder asynchronously."""
+    config = add_config or {}
     if recorder.CONF_DB_URL not in config:
         config[recorder.CONF_DB_URL] = "sqlite://"