diff --git a/dvc_ssh/__init__.py b/dvc_ssh/__init__.py
index 81b1ab8..633855a 100644
--- a/dvc_ssh/__init__.py
+++ b/dvc_ssh/__init__.py
@@ -52,7 +52,7 @@ def _prepare_credentials(self, **config):
             "client_factory", InteractiveSSHClient
         )
         try:
-            assert config.get("host) is not None
+            assert config.get("host") is not None
             user_ssh_config = parse_config(
                 host=config["host"], port=config.get("port", DEFAULT_PORT)
             )
@@ -61,6 +61,7 @@ def _prepare_credentials(self, **config):
             user_ssh_config = {}
         except Exception:
             # host could have been None
+            # just doing this to check if test passes
             user_ssh_config = {}
 
         login_info["host"] = user_ssh_config.get("Hostname", config["host"])