Fixed linter issue.

Simon Prickett · Simon Prickett · commit 275aff2902d8 · 2022-01-13T17:10:51.000Z
diff --git a/aredis_om/checks.py b/aredis_om/checks.py
@@ -7,7 +7,7 @@
 @lru_cache(maxsize=None)
 async def check_for_command(conn, cmd):
     cmd_info = await conn.execute_command("command", "info", cmd)
-    return not None in cmd_info
+    return None not in cmd_info
 
 
 @lru_cache(maxsize=None)
