body no longer argument passed to method from io_schema

demos/helloworld/helloworld/api.py

@@ -20,5 +20,5 @@ class HelloWorldHandler(APIHandler):
     }
 
     @io_schema
-    def get(self, body):
+    def get(self):
         return "Hello world!"

docs/using_tornado_json.rst

@@ -98,11 +98,6 @@ validated against the output schema and be written back according to the
 ``io_schema`` decorator handles all of this so be sure to decorate any
 HTTP methods with it.
 
-Also, all HTTP methods **must** have a signature of exactly
-``(self, body)`` as that is what ``io_schema`` will call them with (this
-is a JSON API after all, so we don't need parameterized methods and only
-their JSON body content).
-
 .. code:: python
 
         @io_schema

tornado_json/test/test_tornado_json.py

@@ -93,11 +93,11 @@ class TerribleHandler(MockRequestHandler):
         }
 
         @utils.io_schema
-        def get(self, body):
+        def get(self):
             return "I am not the handler you are looking for."
 
         @utils.io_schema
-        def post(self, body):
+        def post(self):
             return "Fission mailed."
 
     class ReasonableHandler(MockRequestHandler):
@@ -126,11 +126,11 @@ class ReasonableHandler(MockRequestHandler):
         }
 
         @utils.io_schema
-        def get(self, body):
+        def get(self):
             return "I am the handler you are looking for."
 
         @utils.io_schema
-        def post(self, body):
+        def post(self):
             return "Mail received."
 
     def test_io_schema(self):

tornado_json/utils.py

@@ -57,7 +57,7 @@ def _wrapper(self, *args, **kwargs):
             input_ = None
 
         # Call the requesthandler method
-        output = rh_method(self, input_)
+        output = rh_method(self, *args, **kwargs)
 
         # We wrap output in an object before validating in case
         #  output is a string (and ergo not a validatable JSON object)