Update handler.py

handler.py

@@ -21,10 +21,10 @@ class EndpointHandler():
 
     def __call__(self, data: Dict[str, Any]) -> List[Dict[str, Any]]:
         inputs = data.pop("inputs", data)
-        parameters = data.pop("parameters")
+        parameters = data.pop("parameters", None)
 
         # pass inputs with all kwargs in data
-        if parameters:
+        if parameters is not None:
             prediction = self.pipe(inputs, **parameters)
         else:
             prediction = self.pipe(inputs)