diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..5bfb193
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,7 @@
+{
+    "python.testing.pytestArgs": [
+        "pyxpcm"
+    ],
+    "python.testing.unittestEnabled": false,
+    "python.testing.pytestEnabled": true
+}
\ No newline at end of file
diff --git a/pyxpcm/__init__.py b/pyxpcm/__init__.py
index a9e241f..f13951d 100644
--- a/pyxpcm/__init__.py
+++ b/pyxpcm/__init__.py
@@ -10,3 +10,13 @@
 from . import plot
 from . import stat
 from .io import load_netcdf
+
+__all__ = (
+    pcm,
+#    pyXpcmDataSetAccessor,
+    tutorial,
+    utils,
+    plot,
+    stat,
+    load_netcdf
+)
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 18c3966..eb84953 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,5 @@ ipython>=8.3.0
 netCDF4>=1.5.8
 dask>=2022.05.0
 toolz>=0.8.2
-numpydoc>=0.6.0
\ No newline at end of file
+numpydoc>=0.6.0
+numpy<2.0
\ No newline at end of file