diff --git a/var/spack/repos/builtin/packages/py-dacite/package.py b/var/spack/repos/builtin/packages/py-dacite/package.py
new file mode 100644
index 00000000000..006b50d95ec
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-dacite/package.py
@@ -0,0 +1,20 @@
+# Copyright Spack Project Developers. See COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class PyDacite(PythonPackage):
+    """Simple creation of data classes from dictionaries."""
+
+    homepage = "https://github.com/konradhalas/dacite"
+    pypi = "dacite/dacite-1.8.0.tar.gz"
+
+    license("MIT")
+
+    version("1.8.0", sha256="6257a5e505b61a8cafee7ef3ad08cf32ee9b885718f42395d017e0a9b4c6af65")
+
+    depends_on("python@3.6:")
+
+    depends_on("py-setuptools", type="build")
diff --git a/var/spack/repos/builtin/packages/py-datasets/package.py b/var/spack/repos/builtin/packages/py-datasets/package.py
index e9104f77823..3b9c6b80176 100644
--- a/var/spack/repos/builtin/packages/py-datasets/package.py
+++ b/var/spack/repos/builtin/packages/py-datasets/package.py
@@ -17,6 +17,7 @@ class PyDatasets(PythonPackage):
 
     license("Apache-2.0")
 
+    version("3.2.0", sha256="9a6e1a356052866b5dbdd9c9eedb000bf3fc43d986e3584d9b028f4976937229")
     version("2.20.0", sha256="3c4dbcd27e0f642b9d41d20ff2efa721a5e04b32b2ca4009e0fc9139e324553f")
     version("2.8.0", sha256="a843b69593914071f921fc1086fde939f30a63415a34cdda5db3c0acdd58aff2")
     version("1.8.0", sha256="d57c32bb29e453ee7f3eb0bbca3660ab4dd2d0e4648efcfa987432624cab29d3")
@@ -30,7 +31,7 @@ class PyDatasets(PythonPackage):
         depends_on("py-pandas")
         depends_on("py-requests@2.19:")
         depends_on("py-xxhash")
-        depends_on("py-multiprocess")
+        depends_on("py-multiprocess@:0.70.16")
         depends_on("py-packaging")
         with when("@:1.8.0"):
             depends_on("py-dill@:0.3.6")
@@ -39,24 +40,28 @@ class PyDatasets(PythonPackage):
             depends_on("py-huggingface-hub@:0.0")
             depends_on("py-importlib-metadata", when="^python@:3.7")
             depends_on("py-pyarrow@1:3+parquet")
-            depends_on("py-tqdm@4.27:4.49", when="@:1.8.0")
+            depends_on("py-tqdm@4.27:4.49")
+        with when("@2.8.0"):
+            depends_on("py-responses@:0.18")
         with when("@2.8.0:"):
             depends_on("py-aiohttp")
             depends_on("py-pyyaml@5.1:")
-            depends_on("python@3.7:")
-        with when("@2.8.0"):
             depends_on("py-dill@:0.3.6")
             depends_on("py-fsspec@2021.11.1:+http")
             depends_on("py-huggingface-hub@0.2:0")
             depends_on("py-pyarrow@6:+parquet")
-            depends_on("py-responses@:0.18")
             depends_on("py-tqdm@4.62.1:")
+            depends_on("python@3.7:")
         with when("@2.20.0:"):
             depends_on("py-filelock")
             depends_on("py-dill@0.3.0:0.3.8")  # temporary upper bound
             depends_on("py-fsspec@2023.1.0:2024.5.0+http")
             depends_on("py-huggingface-hub@0.21.2:")
-            depends_on("py-pyarrow@15:+parquet")
+            depends_on("py-pyarrow@15:+parquet+dataset")
             depends_on("py-requests@2.32.2:")
             depends_on("py-tqdm@4.66.3:")
             depends_on("python@3.8:")
+        with when("@3.2.0:"):
+            depends_on("py-huggingface-hub@0.23.0:")
+            depends_on("py-fsspec@2023.1.0:2024.9.0+http")
+            depends_on("python@3.9:")
diff --git a/var/spack/repos/builtin/packages/py-nanotron/package.py b/var/spack/repos/builtin/packages/py-nanotron/package.py
new file mode 100644
index 00000000000..c08fe169aa1
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-nanotron/package.py
@@ -0,0 +1,37 @@
+# Copyright Spack Project Developers. See COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class PyNanotron(PythonPackage):
+    """Minimalistic large language model 3D-parallelism training."""
+
+    homepage = "https://github.com/huggingface/nanotron"
+    url = "https://github.com/huggingface/nanotron/archive/refs/tags/v0.4.tar.gz"
+    git = "https://github.com/huggingface/nanotron.git"
+
+    maintainers("thomas-bouvier")
+
+    license("Apache-2.0")
+
+    version("main", branch="main")
+    version("0.4", sha256="30e9cdd07e86166dd9690351d9d995b3560810044fdca64737ed042cd91c792a")
+
+    variant("examples", default=True, description="Build with example scripts support")
+
+    depends_on("python@3.6:3.11")
+
+    depends_on("py-setuptools", type="build")
+    depends_on("py-torch@1.13.0:", type=("build", "run"))
+    depends_on("py-pyyaml", type=("build", "run"))
+    depends_on("py-numpy@:2", type=("build", "run"))
+    depends_on("py-packaging", type=("build", "run"))
+    depends_on("py-safetensors", type=("build", "run"))
+    depends_on("py-dacite", type=("build", "run"))
+    depends_on("py-tqdm", type=("build", "run"))
+    depends_on("py-datasets", type=("build", "run"), when="@0.5:")
+
+    depends_on("py-transformers", type=("build", "run"), when="+examples")
+    depends_on("py-flash-attn", type=("build", "run"), when="+examples")
diff --git a/var/spack/repos/builtin/packages/py-safetensors/package.py b/var/spack/repos/builtin/packages/py-safetensors/package.py
index 7dad8a9acc5..c2f73bc6cbe 100644
--- a/var/spack/repos/builtin/packages/py-safetensors/package.py
+++ b/var/spack/repos/builtin/packages/py-safetensors/package.py
@@ -11,6 +11,8 @@ class PySafetensors(PythonPackage):
     homepage = "https://github.com/huggingface/safetensors"
     pypi = "safetensors/safetensors-0.3.1.tar.gz"
 
+    maintainers("thomas-bouvier")
+
     version("0.4.5", sha256="d73de19682deabb02524b3d5d1f8b3aaba94c72f1bbfc7911b9b9d5d391c0310")
     version("0.4.3", sha256="2f85fc50c4e07a21e95c24e07460fe6f7e2859d0ce88092838352b798ce711c2")
     version("0.3.1", sha256="571da56ff8d0bec8ae54923b621cda98d36dcef10feb36fd492c4d0c2cd0e869")