feature: Support for remote docker host

Author: samadwar

src/sagemaker/local/utils.py

@@ -145,6 +145,6 @@ def get_docker_host():
         docker_context_host_url = json.loads(docker_context_string)[0]['Endpoints']['docker']['Host']
         parsed_url = urlparse(docker_context_host_url)
         docker_host = parsed_url.hostname if parsed_url.hostname and parsed_url.scheme=="tcp" else "localhost"
-    except Exception as e:
+    except Exception:
         docker_host = "localhost"
     return docker_host