From 96e887da4be2c13f5f58da3359a9ab891c44d050 Mon Sep 17 00:00:00 2001
From: Volpeon <git@volpeon.ink>
Date: Mon, 16 Jan 2023 18:45:03 +0100
Subject: If valid set size is 0, re-use one image from train set

---
 data/csv.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'data')

diff --git a/data/csv.py b/data/csv.py
index 6857b6f..85b98f8 100644
--- a/data/csv.py
+++ b/data/csv.py
@@ -282,7 +282,7 @@ class VlpnDataModule():
         collate_fn_ = partial(collate_fn, self.dtype, self.tokenizer, self.num_class_images != 0)
 
         if valid_set_size == 0:
-            data_train, data_val = items, []
+            data_train, data_val = items, items[:1]
         else:
             data_train, data_val = random_split(items, [train_set_size, valid_set_size], generator=generator)
 
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