X-Git-Url: https://www.fleuret.org/cgi-bin/gitweb/gitweb.cgi?a=blobdiff_plain;f=picoclvr.py;h=3ecbf3aa40d3e055c8b329e94512565c3765a4cb;hb=82ddf9ca322e6fcc8f9364a696c26d15841d13d8;hp=8201f5d8a19eff414db48bf88d6285a1b5a5fc8d;hpb=b6a9cc237cdadac2351814f92c20607d46b0f583;p=mygpt.git

diff --git a/picoclvr.py b/picoclvr.py
index 8201f5d..3ecbf3a 100755
--- a/picoclvr.py
+++ b/picoclvr.py
@@ -173,9 +173,14 @@ def descr2properties(descr, height, width):
             seen[x] = (color_id[x], k // width, k % width)
 
     square_infos = tuple(zip(*seen.values()))
-    square_c = torch.tensor(square_infos[0])
-    square_i = torch.tensor(square_infos[1])
-    square_j = torch.tensor(square_infos[2])
+    if square_infos:
+        square_c = torch.tensor(square_infos[0])
+        square_i = torch.tensor(square_infos[1])
+        square_j = torch.tensor(square_infos[2])
+    else:
+        square_c = torch.tensor([])
+        square_i = torch.tensor([])
+        square_j = torch.tensor([])
 
     s = all_properties(height, width, len(seen), square_i, square_j, square_c)