From c039c2a666ebd739241d6aa10dfdc740e79f0c74 Mon Sep 17 00:00:00 2001
From: Jose <34888496+Jerry-Master@users.noreply.github.com>
Date: Mon, 19 Dec 2022 10:17:49 +0100
Subject: [PATCH] Fix error.

The code runs into the error:

TypeError: object of type 'method' has no len()

Adding the parenthesis solves the error. I don't know if there have been any changes in the dgl API but batch_num_nodes is a method, not an attribute.
---
 GraphNorm_ws/ogbg_ws/src/dgl_model/norm.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/GraphNorm_ws/ogbg_ws/src/dgl_model/norm.py b/GraphNorm_ws/ogbg_ws/src/dgl_model/norm.py
index 24ac344..926a7f6 100644
--- a/GraphNorm_ws/ogbg_ws/src/dgl_model/norm.py
+++ b/GraphNorm_ws/ogbg_ws/src/dgl_model/norm.py
@@ -20,7 +20,7 @@ def forward(self, graph, tensor, print_=False):
             return self.norm(tensor)
         elif self.norm is None:
             return tensor
-        batch_list = graph.batch_num_nodes
+        batch_list = graph.batch_num_nodes()
         batch_size = len(batch_list)
         batch_list = torch.Tensor(batch_list).long().to(tensor.device)
         batch_index = torch.arange(batch_size).to(tensor.device).repeat_interleave(batch_list)
@@ -35,4 +35,4 @@ def forward(self, graph, tensor, print_=False):
         std = ((std.T / batch_list).T + 1e-6).sqrt()
         std = std.repeat_interleave(batch_list, dim=0)
         # return sub / std
-        return self.weight * sub / std + self.bias
\ No newline at end of file
+        return self.weight * sub / std + self.bias