diff --git a/ngraph/python/src/pyopenvino/inference_engine/ie_core.cpp b/ngraph/python/src/pyopenvino/inference_engine/ie_core.cpp
index 14bce5848c0938..52d0873db6065b 100644
--- a/ngraph/python/src/pyopenvino/inference_engine/ie_core.cpp
+++ b/ngraph/python/src/pyopenvino/inference_engine/ie_core.cpp
@@ -179,11 +179,20 @@ void regclass_IECore(py::module m)
         return parse_parameter(self.GetConfig(device_name, config_name));
     }, py::arg("device_name"), py::arg("config_name"));
 
+    cls.def("get_metric", [](InferenceEngine::Core& self,
+                             std::string device_name,
+                             std::string metric_name) -> py::handle {
+        return parse_parameter(self.GetMetric(device_name, metric_name));
+    }, py::arg("device_name"), py::arg("metric_name"));
+
+    cls.def("register_plugin", &InferenceEngine::Core::RegisterPlugin,
+            py::arg("plugin_name"), py::arg("device_name")=py::str());
+
+    cls.def("register_plugins", &InferenceEngine::Core::RegisterPlugins);
+
+    cls.def("unregister_plugin", &InferenceEngine::Core::UnregisterPlugin, py::arg("device_name"));
+
     cls.def_property_readonly("available_devices", &InferenceEngine::Core::GetAvailableDevices);
 
     // cls.def("query_network", );
-    // cls.def("register_plugin", );
-    // cls.def("register_plugins", );
-    // cls.def("unregister_plugin", );
-    // cls.def("get_metric", );
 }
diff --git a/ngraph/python/tests/test_inference_engine/test_core.py b/ngraph/python/tests/test_inference_engine/test_core.py
index 18b64c4f2b9ae4..62c6c6f21a8dbd 100644
--- a/ngraph/python/tests/test_inference_engine/test_core.py
+++ b/ngraph/python/tests/test_inference_engine/test_core.py
@@ -81,8 +81,7 @@ def test_ie_core_class():
     request.set_input({'parameter': input_blob})
     request.infer()
 
-    result = request.get_blob('relu').buffer()
-
+    result = request.get_blob('relu').buffer
     assert np.allclose(result, expected_output)