Upload dnmetis testtool for NPU inference

dnmetis/backend/backend.py

@@ -0,0 +1,26 @@
+"""
+abstract backend class
+"""
+
+
+# pylint: disable=unused-argument,missing-docstring
+
+class Backend():
+    def __init__(self):
+        self.inputs = []
+        self.outputs = []
+
+    def version(self):
+        raise NotImplementedError("Backend:version")
+
+    def name(self):
+        raise NotImplementedError("Backend:name")
+
+    def load(self, args):
+        raise NotImplementedError("Backend:load")
+
+    def predict(self, feed):
+        raise NotImplementedError("Backend:predict")
+
+    def get_predict_time(self):
+        return 0