From 45331b396f4b82dab9c91dbbb2cad49be521ec91 Mon Sep 17 00:00:00 2001
From: William Falcon <falc@fb.com>
Date: Tue, 25 Jun 2019 20:24:43 -0400
Subject: [PATCH] updated args

---
 pytorch_lightning/models/trainer.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pytorch_lightning/models/trainer.py b/pytorch_lightning/models/trainer.py
index 5ab2e374..509919b0 100644
--- a/pytorch_lightning/models/trainer.py
+++ b/pytorch_lightning/models/trainer.py
@@ -213,7 +213,10 @@ class Trainer(TrainerIO):
                 self.prog_bar.update(1)
 
         # give model a chance to do something with the outputs
-        val_results = model.module.validation_end(outputs)
+        if self.data_parallel:
+            val_results = model.module.validation_end(outputs)
+        else:
+            val_results = model.validation_end(output)
 
         # enable train mode again
         model.train()