Update

src/jsonrpc/extractor.py

@@ -0,0 +1,25 @@
+__author__ = 'RemiZOffAlex'
+__email__ = 'remizoffalex@mail.ru'
+
+from .exceptions import *
+
+
+def Extract(handler)
+    wrapper(query):
+        params = None
+        if 'params' in query:
+            params = query['params']
+        if params is None:
+            response = handler()
+        elif isinstance(params, list):
+            response = handler(*params)
+        elif isinstance(params, dict):
+            response = handler(**params)
+        else:
+            response = InvalidParamsError(
+                id=query['id'],
+                message='Invalid params: {0}'.format(params)
+            )
+
+        return response
+    return wrapper

src/jsonrpc/rpc.py

@@ -94,24 +94,6 @@ class RPC:
             )
             return result
 
-    def __handle(self, handler, query):
-        params = None
-        if 'params' in query:
-            params = query['params']
-        if params is None:
-            response = handler()
-        elif isinstance(params, list):
-            response = handler(*params)
-        elif isinstance(params, dict):
-            response = handler(**params)
-        else:
-            response = InvalidParamsError(
-                id=query['id'],
-                message='Invalid params: {0}'.format(params)
-            )
-
-        return response
-
     def __execute(self, query):
         """Выполнение метода
         """
@@ -129,7 +111,7 @@ class RPC:
         handler = self.__handlers[name]
 
         try:
-            response = self.__handle(handler, query)
+            response = handler(handler, query)
         except JSONRPCError as e:
             log.error(traceback.format_exc())
             response = InternalError(