feature: Support for remote docker host

Author: samadwar

src/sagemaker/local/utils.py

@@ -140,11 +140,8 @@ def get_docker_host():
     Returns:
         docker_host (str): Docker host DNS or IP
     """
-    try:
-        docker_context_string = os.popen("docker context inspect").read()
-        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:
-        docker_host = "localhost"
+    docker_context_string = os.popen("docker context inspect").read()
+    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"
     return docker_host