Fix inaccurate comment

kernel/modelverse_kernel/request_handler.py

@@ -279,7 +279,7 @@ class RequestHandler(object):
     def execute_try(self, request_args):
         """Executes a TRY-request with the given argument list."""
         # TRY pushes an exception handler onto the exception handler stack.
-        # Format: ("TRY", [generator-returning-function])
+        # Format: ("TRY", [])
         if len(request_args) != 0:
             raise ValueError(
                 ("TRY was given argument list '%s', " +