From 4f0cf1e970d86d4dab96a5825894d2e3de0214e6 Mon Sep 17 00:00:00 2001
From: William Falcon <waf2107@columbia.edu>
Date: Tue, 13 Aug 2019 06:37:30 -0400
Subject: [PATCH] Update README.md

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index bf4ed50a..56348d90 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ class CoolModel(pl.LightningModule):
         y_hat = self.forward(x)
         return {'loss': F.cross_entropy(y_hat, y)}
 
-    def validation_step(self, batch, batch_nb):
+    def validation_step(self, batch, batch_nb, dataset_i):
         # OPTIONAL
         x, y = batch
         y_hat = self.forward(x)