diff --git a/alonet/torch2trt/base_exporter.py b/alonet/torch2trt/base_exporter.py
index 5cb7b07e..354cfa54 100644
--- a/alonet/torch2trt/base_exporter.py
+++ b/alonet/torch2trt/base_exporter.py
@@ -14,7 +14,8 @@
     import tensorrt as trt
     import pycuda.driver as cuda
     prod_package_error = None
-except Exception as prod_package_error:
+except Exception as e:
+    prod_package_error = e
     pass
 
 
@@ -93,10 +94,6 @@ def __init__(
         """
         if prod_package_error is not None:
             raise prod_package_error
-        if prod_package_error is not None:
-            raise prod_package_error
-        if prod_package_error is not None:
-            raise prod_package_error
 
         if model is not None:
             assert hasattr(model, "tracing") and model.tracing, "Model must be instantiated with tracing=True"
diff --git a/aloscene/tensors/augmented_tensor.py b/aloscene/tensors/augmented_tensor.py
index d5a414b3..e9fe1b88 100644
--- a/aloscene/tensors/augmented_tensor.py
+++ b/aloscene/tensors/augmented_tensor.py
@@ -519,7 +519,7 @@ def _squeeze_unsqueeze_dim(self, tensor, func, types, squeeze, args=(), kwargs=N
         """
         dim = kwargs["dim"] if "dim" in kwargs else 0
 
-        if dim != 0:
+        if dim != 0 and dim !=1:
             raise Exception(
                 f"Impossible to expand the labeld tensor on the given dim: {dim}. Export your labeled tensor into tensor before to do it."
             )
diff --git a/aloscene/tensors/spatial_augmented_tensor.py b/aloscene/tensors/spatial_augmented_tensor.py
index e3029cae..b1049e4d 100644
--- a/aloscene/tensors/spatial_augmented_tensor.py
+++ b/aloscene/tensors/spatial_augmented_tensor.py
@@ -187,9 +187,14 @@ def relative_to_absolute(self, x, dim, assert_integer=False):
             assert x.is_integer(), f"relative coordinates {x} have produced non-integer absolute coordinates"
         return round(x)
 
-    def temporal(self):
+    def temporal(self, dim=0):
         """Add a temporal dimension on the tensor
 
+        Parameters
+        ----------
+        dim : int
+            The dim on which to add the temporal dimension. Can be 0 or 1
+
         Returns
         -------
         temporal_frame: aloscene.Frame
@@ -198,13 +203,20 @@ def temporal(self):
         if "T" in self.names:  # Already a temporal frame
             return self
 
+        def set_n_names(names):
+            pass
+
         tensor = self.rename(None)
-        tensor = torch.unsqueeze(tensor, dim=0)
-        tensor.rename_(*tuple(["T"] + list(tensor._saved_names)))
+        tensor = torch.unsqueeze(tensor, dim=dim)
+        n_names = list(tensor._saved_names)
+        n_names.insert(dim, "T")
+        tensor.rename_(*tuple(n_names))
 
         def batch_label(tensor, label, name):
             if tensor._child_property[name]["mergeable"]:
-                label.rename_(*tuple(["T"] + list(label._saved_names)))
+                n_label_names = list(label._saved_names)
+                n_label_names.insert(dim, "T")
+                label.rename_(*tuple(n_label_names))
                 for sub_name in label._children_list:
                     sub_label = getattr(label, sub_name)
                     if sub_label is not None:
@@ -220,9 +232,14 @@ def batch_label(tensor, label, name):
 
         return tensor
 
-    def batch(self):
+    def batch(self, dim=0):
         """Add a batch dimension on the tensor
 
+        Parameters
+        ----------
+        dim : int
+            The dim on which to add the batch dimension. Can be 0 or 1.
+
         Returns
         -------
         batch_frame: aloscene.Frame
@@ -233,7 +250,10 @@ def batch(self):
 
         tensor = self.rename(None)
         tensor = torch.unsqueeze(tensor, dim=0)
-        tensor.rename_(*tuple(["B"] + list(tensor._saved_names)))
+
+        n_names = list(tensor._saved_names)
+        n_names.insert(dim, "B")
+        tensor.rename_(*tuple(n_names))
 
         def batch_label(tensor, label, name):
             """
@@ -242,7 +262,9 @@ def batch_label(tensor, label, name):
             - else, the previous name are restored.
             """
             if tensor._child_property[name]["mergeable"]:
-                label.rename_(*tuple(["B"] + list(label._saved_names)))
+                n_label_names = list(label._saved_names)
+                n_label_names.insert(dim, "B")
+                label.rename_(*tuple(n_label_names))
                 for sub_name in label._children_list:
                     sub_label = getattr(label, sub_name)
                     if sub_label is not None: