From 7c4ad9e2a16230509bdebaf8c2d48df34b6f92f3 Mon Sep 17 00:00:00 2001
From: Levon Ghukasyan <levon@activeloop.ai>
Date: Fri, 10 May 2024 07:52:19 +0000
Subject: [PATCH] fix min max length calculation logic

---
 deeplake/core/dataset/dataset.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/deeplake/core/dataset/dataset.py b/deeplake/core/dataset/dataset.py
index 730bb4a44d..ade0ee7632 100644
--- a/deeplake/core/dataset/dataset.py
+++ b/deeplake/core/dataset/dataset.py
@@ -391,12 +391,20 @@ def __len__(self, warn: bool = True):
     @property
     def max_len(self):
         """Return the maximum length of the tensor."""
-        return max([len(tensor) for tensor in self.tensors.values()])
+        return (
+            max([len(tensor) for tensor in self.tensors.values()])
+            if self.tensors
+            else 0
+        )
 
     @property
     def min_len(self):
         """Return the minimum length of the tensor."""
-        return min([len(tensor) for tensor in self.tensors.values()])
+        return (
+            min([len(tensor) for tensor in self.tensors.values()])
+            if self.tensors
+            else 0
+        )
 
     def __getstate__(self) -> Dict[str, Any]:
         """Returns a dict that can be pickled and used to restore this dataset.