From f8d2c0144120f4afc01a2f4f6acede06dfdce01f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Cabrero-Holgueras?= <jose.cabrero@nillion.com>
Date: Fri, 24 May 2024 14:52:14 +0000
Subject: [PATCH 1/3] feat: added hstack and vstack as na.functions and
 len(NadaArray)

---
 nada_algebra/array.py | 19 +++++++++++++++++++
 nada_algebra/funcs.py | 26 ++++++++++++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/nada_algebra/array.py b/nada_algebra/array.py
index 7112552..82299ec 100644
--- a/nada_algebra/array.py
+++ b/nada_algebra/array.py
@@ -435,7 +435,26 @@ def wrapper(*args, **kwargs):
         return attr
 
     def __setattr__(self, name, value):
+        """
+        Overrides the default behavior of setting attributes.
+
+        If the attribute name is "inner", it sets the attribute value directly.
+        Otherwise, it sets the attribute value on the inner object.
+
+        Parameters:
+        name (str): The name of the attribute.
+        value: The value to set for the attribute.
+        """
         if name == "inner":
             super().__setattr__(name, value)
         else:
             setattr(self.inner, name, value)
+
+    def __len__(self):
+        """
+        Overrides the default behavior of returning the length of the object.
+
+        Returns:
+        int: The length of the inner numpy array.
+        """
+        return len(self.inner)
diff --git a/nada_algebra/funcs.py b/nada_algebra/funcs.py
index 60bfef8..2d8f0a2 100644
--- a/nada_algebra/funcs.py
+++ b/nada_algebra/funcs.py
@@ -216,3 +216,29 @@ def output(arr: NadaArray, party: Party, prefix: str):
         list: A list of Output objects.
     """
     return NadaArray.output_array(arr, party, prefix)
+
+
+def vstack(arr_list: list[NadaArray]) -> NadaArray:
+    """
+    Stack arrays in sequence vertically (row wise).
+
+    Args:
+        arr_list (list): A list of NadaArray objects to stack.
+
+    Returns:
+        NadaArray: The stacked NadaArray.
+    """
+    return NadaArray(np.vstack(arr_list))
+
+
+def hstack(arr_list: list[NadaArray]) -> NadaArray:
+    """
+    Stack arrays in sequence horizontally (column wise).
+
+    Args:
+        arr_list (list): A list of NadaArray objects to stack.
+
+    Returns:
+        NadaArray: The stacked NadaArray.
+    """
+    return NadaArray(np.hstack(arr_list))

From 363b8476c7432a9861d20ebba8321c17b0708966 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Cabrero-Holgueras?= <jose.cabrero@nillion.com>
Date: Fri, 24 May 2024 14:52:32 +0000
Subject: [PATCH 2/3] chore: Bump version number for release

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index d1aae49..f435bba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "nada-algebra"
-version = "0.1.1"
+version = "0.2.0"
 description = ""
 authors = ["José Cabrero-Holgueras <jose.cabrero@nillion.com>"]
 readme = "README.md"

From 8b0571e236e169d906153c6d014198184fb60b0c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Cabrero-Holgueras?= <jose.cabrero@nillion.com>
Date: Tue, 28 May 2024 13:07:33 +0000
Subject: [PATCH 3/3] fix: comments

---
 nada_algebra/array.py | 10 +++++-----
 nada_algebra/funcs.py |  4 ++--
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/nada_algebra/array.py b/nada_algebra/array.py
index 82299ec..0387dc8 100644
--- a/nada_algebra/array.py
+++ b/nada_algebra/array.py
@@ -434,16 +434,16 @@ def wrapper(*args, **kwargs):
 
         return attr
 
-    def __setattr__(self, name, value):
+    def __setattr__(self, name: str, value: Any):
         """
         Overrides the default behavior of setting attributes.
 
         If the attribute name is "inner", it sets the attribute value directly.
         Otherwise, it sets the attribute value on the inner object.
 
-        Parameters:
-        name (str): The name of the attribute.
-        value: The value to set for the attribute.
+        Args:
+            name (str): The name of the attribute.
+            value: The value to set for the attribute.
         """
         if name == "inner":
             super().__setattr__(name, value)
@@ -455,6 +455,6 @@ def __len__(self):
         Overrides the default behavior of returning the length of the object.
 
         Returns:
-        int: The length of the inner numpy array.
+            int: The length of the inner numpy array.
         """
         return len(self.inner)
diff --git a/nada_algebra/funcs.py b/nada_algebra/funcs.py
index 2d8f0a2..96749b6 100644
--- a/nada_algebra/funcs.py
+++ b/nada_algebra/funcs.py
@@ -218,7 +218,7 @@ def output(arr: NadaArray, party: Party, prefix: str):
     return NadaArray.output_array(arr, party, prefix)
 
 
-def vstack(arr_list: list[NadaArray]) -> NadaArray:
+def vstack(arr_list: list) -> NadaArray:
     """
     Stack arrays in sequence vertically (row wise).
 
@@ -231,7 +231,7 @@ def vstack(arr_list: list[NadaArray]) -> NadaArray:
     return NadaArray(np.vstack(arr_list))
 
 
-def hstack(arr_list: list[NadaArray]) -> NadaArray:
+def hstack(arr_list: list) -> NadaArray:
     """
     Stack arrays in sequence horizontally (column wise).