diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index 8b3fdcea..3f2416ba 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -24,11 +24,11 @@ jobs:
           virtualenvs-create: false
           installer-parallel: true
       - name: Install dependencies
-        run: poetry install --no-interaction --no-root --with test -E nnpdf
+        run: poetry install --no-interaction --no-root --with test
       - name: Install project
         # it is required to repeat extras, otherwise they will be removed from
         # the environment
-        run: poetry install --no-interaction -E nnpdf
+        run: poetry install --no-interaction
       - name: Install task runner
         run: pip install poethepoet
       - name: Lint with pylint
diff --git a/poetry.lock b/poetry.lock
index 3d029830..8a007e5e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,10 +1,10 @@
-# This file is automatically @generated by Poetry 1.6.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.4 and should not be changed by hand.
 
 [[package]]
 name = "absl-py"
 version = "2.1.0"
 description = "Abseil Python Common Libraries, see https://github.com/abseil/abseil-py."
-optional = true
+optional = false
 python-versions = ">=3.7"
 files = [
     {file = "absl-py-2.1.0.tar.gz", hash = "sha256:7820790efbb316739cde8b4e19357243fc3608a152024288513dd968d7d959ff"},
@@ -69,7 +69,7 @@ test = ["astroid (>=1,<2)", "astroid (>=2,<4)", "pytest"]
 name = "astunparse"
 version = "1.6.3"
 description = "An AST unparser for Python"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "astunparse-1.6.3-py2.py3-none-any.whl", hash = "sha256:c2652417f2c8b5bb325c885ae329bdf3f86424075c4fd1a128674bc6fba4b8e8"},
@@ -140,7 +140,7 @@ SQLAlchemy = ">=1.4.29,<2.0.0"
 name = "blessings"
 version = "1.7"
 description = "A thin, practical wrapper around terminal coloring, styling, and positioning"
-optional = true
+optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 files = [
     {file = "blessings-1.7-py2-none-any.whl", hash = "sha256:caad5211e7ba5afe04367cdd4cfc68fa886e2e08f6f35e76b7387d2109ccea6e"},
@@ -279,7 +279,7 @@ colorama = {version = "*", markers = "platform_system == \"Windows\""}
 name = "cloudpickle"
 version = "3.0.0"
 description = "Pickler class to extend the standard pickle.Pickler functionality"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "cloudpickle-3.0.0-py3-none-any.whl", hash = "sha256:246ee7d0c295602a036e86369c77fecda4ab17b506496730f2f576d9016fd9c7"},
@@ -460,7 +460,7 @@ tests = ["pytest", "pytest-cov", "pytest-xdist"]
 name = "dask"
 version = "2024.7.1"
 description = "Parallel PyData with Task Scheduling"
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "dask-2024.7.1-py3-none-any.whl", hash = "sha256:dd046840050376c317de90629db5c6197adda820176cf3e2df10c3219d11951f"},
@@ -516,7 +516,7 @@ profile = ["gprof2dot (>=2022.7.29)"]
 name = "distributed"
 version = "2024.7.1"
 description = "Distributed scheduler for Dask"
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "distributed-2024.7.1-py3-none-any.whl", hash = "sha256:d5ac38d9682c191e6582c86ebf37c10d7adb60bf4a95048a05ae4fb0866119bc"},
@@ -620,7 +620,7 @@ pyrepl = ">=0.8.2"
 name = "flatbuffers"
 version = "24.3.25"
 description = "The FlatBuffers serialization format for Python"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "flatbuffers-24.3.25-py2.py3-none-any.whl", hash = "sha256:8dbdec58f935f3765e4f7f3cf635ac3a77f83568138d6a2311f524ec96364812"},
@@ -696,7 +696,7 @@ woff = ["brotli (>=1.0.1)", "brotlicffi (>=0.8.0)", "zopfli (>=0.1.4)"]
 name = "fsspec"
 version = "2024.6.1"
 description = "File-system specification"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "fsspec-2024.6.1-py3-none-any.whl", hash = "sha256:3cb443f8bcd2efb31295a5b9fdb02aee81d8452c80d28f97a6d0959e6cee101e"},
@@ -735,7 +735,7 @@ tqdm = ["tqdm"]
 name = "future"
 version = "1.0.0"
 description = "Clean single-source support for Python 3 and 2"
-optional = true
+optional = false
 python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
 files = [
     {file = "future-1.0.0-py3-none-any.whl", hash = "sha256:929292d34f5872e70396626ef385ec22355a1fae8ad29e1a734c3e43f9fbc216"},
@@ -746,7 +746,7 @@ files = [
 name = "gast"
 version = "0.6.0"
 description = "Python AST that abstracts the underlying Python version"
-optional = true
+optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
 files = [
     {file = "gast-0.6.0-py3-none-any.whl", hash = "sha256:52b182313f7330389f72b069ba00f174cfe2a06411099547288839c6cbafbd54"},
@@ -757,7 +757,7 @@ files = [
 name = "google-pasta"
 version = "0.2.0"
 description = "pasta is an AST-based Python refactoring library"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "google-pasta-0.2.0.tar.gz", hash = "sha256:c9f2c8dfc8f96d0d5808299920721be30c9eec37f2389f28904f454565c8a16e"},
@@ -843,7 +843,7 @@ test = ["objgraph", "psutil"]
 name = "grpcio"
 version = "1.65.1"
 description = "HTTP/2-based RPC framework"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "grpcio-1.65.1-cp310-cp310-linux_armv7l.whl", hash = "sha256:3dc5f928815b8972fb83b78d8db5039559f39e004ec93ebac316403fe031a062"},
@@ -901,7 +901,7 @@ protobuf = ["grpcio-tools (>=1.65.1)"]
 name = "h5py"
 version = "3.11.0"
 description = "Read and write HDF5 files from Python"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "h5py-3.11.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:1625fd24ad6cfc9c1ccd44a66dac2396e7ee74940776792772819fc69f3a3731"},
@@ -934,7 +934,7 @@ numpy = ">=1.17.3"
 name = "hyperopt"
 version = "0.2.7"
 description = "Distributed Asynchronous Hyperparameter Optimization"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "hyperopt-0.2.7-py2.py3-none-any.whl", hash = "sha256:f3046d91fe4167dbf104365016596856b2524a609d22f047a066fc1ac796427c"},
@@ -1118,7 +1118,7 @@ i18n = ["Babel (>=2.7)"]
 name = "keras"
 version = "3.4.1"
 description = "Multi-backend Keras."
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "keras-3.4.1-py3-none-any.whl", hash = "sha256:15599c51e2090c12f39de6db6489a0cf265ddf6653f0731b82db5af2bfa19105"},
@@ -1282,9 +1282,10 @@ tests = ["pytest"]
 name = "libclang"
 version = "18.1.1"
 description = "Clang Python Bindings, mirrored from the official LLVM repo: https://github.com/llvm/llvm-project/tree/main/clang/bindings/python, to make the installation process easier."
-optional = true
+optional = false
 python-versions = "*"
 files = [
+    {file = "libclang-18.1.1-1-py2.py3-none-macosx_11_0_arm64.whl", hash = "sha256:0b2e143f0fac830156feb56f9231ff8338c20aecfe72b4ffe96f19e5a1dbb69a"},
     {file = "libclang-18.1.1-py2.py3-none-macosx_10_9_x86_64.whl", hash = "sha256:6f14c3f194704e5d09769108f03185fce7acaf1d1ae4bbb2f30a72c2400cb7c5"},
     {file = "libclang-18.1.1-py2.py3-none-macosx_11_0_arm64.whl", hash = "sha256:83ce5045d101b669ac38e6da8e58765f12da2d3aafb3b9b98d88b286a60964d8"},
     {file = "libclang-18.1.1-py2.py3-none-manylinux2010_x86_64.whl", hash = "sha256:c533091d8a3bbf7460a00cb6c1a71da93bffe148f172c7d03b1c31fbf8aa2a0b"},
@@ -1330,7 +1331,7 @@ files = [
 name = "locket"
 version = "1.0.0"
 description = "File-based locks for Python on Linux and Windows"
-optional = true
+optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 files = [
     {file = "locket-1.0.0-py2.py3-none-any.whl", hash = "sha256:b6c819a722f7b6bd955b80781788e4a66a55628b858d347536b7e81325a3a5e3"},
@@ -1391,7 +1392,7 @@ tests = ["psutil", "pytest (!=3.3.0)", "pytest-cov"]
 name = "markdown"
 version = "3.6"
 description = "Python implementation of John Gruber's Markdown."
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "Markdown-3.6-py3-none-any.whl", hash = "sha256:48f276f4d8cfb8ce6527c8f79e2ee29708508bf4d40aa410fbc3b4ee832c850f"},
@@ -1571,7 +1572,7 @@ files = [
 name = "ml-dtypes"
 version = "0.4.0"
 description = ""
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "ml_dtypes-0.4.0-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:93afe37f3a879d652ec9ef1fc47612388890660a2657fbb5747256c3b818fd81"},
@@ -1597,8 +1598,8 @@ files = [
 numpy = [
     {version = ">=1.21.2", markers = "python_version >= \"3.10\" and python_version < \"3.11\""},
     {version = ">1.20", markers = "python_version < \"3.10\""},
-    {version = ">=1.23.3", markers = "python_version >= \"3.11\" and python_version < \"3.12\""},
     {version = ">=1.26.0", markers = "python_version >= \"3.12\""},
+    {version = ">=1.23.3", markers = "python_version >= \"3.11\" and python_version < \"3.12\""},
 ]
 
 [package.extras]
@@ -1608,7 +1609,7 @@ dev = ["absl-py", "pyink", "pylint (>=2.6.0)", "pytest", "pytest-xdist"]
 name = "msgpack"
 version = "1.0.8"
 description = "MessagePack serializer"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "msgpack-1.0.8-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:505fe3d03856ac7d215dbe005414bc28505d26f0c128906037e66d98c4e95868"},
@@ -1673,7 +1674,7 @@ files = [
 name = "namex"
 version = "0.0.8"
 description = "A simple utility to separate the implementation of your Python package and its public API surface."
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "namex-0.0.8-py3-none-any.whl", hash = "sha256:7ddb6c2bb0e753a311b7590f84f6da659dd0c05e65cb89d519d54c0a250c0487"},
@@ -1684,7 +1685,7 @@ files = [
 name = "networkx"
 version = "3.2.1"
 description = "Python package for creating and manipulating graphs and networks"
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "networkx-3.2.1-py3-none-any.whl", hash = "sha256:f18c69adc97877c42332c170849c96cefa91881c99a7cb3e95b7c659ebdc1ec2"},
@@ -1702,7 +1703,7 @@ test = ["pytest (>=7.2)", "pytest-cov (>=4.0)"]
 name = "nnpdf"
 version = "0.0.0"
 description = "An open-source machine learning framework for global analyses of parton distributions."
-optional = true
+optional = false
 python-versions = "^3.9"
 files = []
 develop = false
@@ -1817,7 +1818,7 @@ files = [
 name = "opt-einsum"
 version = "3.3.0"
 description = "Optimizing numpys einsum function"
-optional = true
+optional = false
 python-versions = ">=3.5"
 files = [
     {file = "opt_einsum-3.3.0-py3-none-any.whl", hash = "sha256:2455e59e3947d3c275477df7f5205b30635e266fe6dc300e3d9f9646bfcea147"},
@@ -1835,7 +1836,7 @@ tests = ["pytest", "pytest-cov", "pytest-pep8"]
 name = "optree"
 version = "0.12.1"
 description = "Optimized PyTree Utilities."
-optional = true
+optional = false
 python-versions = ">=3.7"
 files = [
     {file = "optree-0.12.1-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:349aafac463642979f7fe7ca3aa9e2fa8a5a0f81ef7af6946a075b797673e600"},
@@ -1972,8 +1973,8 @@ files = [
 [package.dependencies]
 numpy = [
     {version = ">=1.22.4", markers = "python_version < \"3.11\""},
-    {version = ">=1.23.2", markers = "python_version == \"3.11\""},
     {version = ">=1.26.0", markers = "python_version >= \"3.12\""},
+    {version = ">=1.23.2", markers = "python_version == \"3.11\""},
 ]
 python-dateutil = ">=2.8.2"
 pytz = ">=2020.1"
@@ -2023,7 +2024,7 @@ testing = ["docopt", "pytest"]
 name = "partd"
 version = "1.4.2"
 description = "Appendable key-value storage"
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "partd-1.4.2-py3-none-any.whl", hash = "sha256:978e4ac767ec4ba5b86c6eaa52e5a2a3bc748a2ca839e8cc798f1cc6ce6efb0f"},
@@ -2368,7 +2369,7 @@ wcwidth = "*"
 name = "protobuf"
 version = "4.25.3"
 description = ""
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "protobuf-4.25.3-cp310-abi3-win32.whl", hash = "sha256:d4198877797a83cbfe9bffa3803602bbe1625dc30d8a097365dbc762e5790faa"},
@@ -2388,7 +2389,7 @@ files = [
 name = "psutil"
 version = "6.0.0"
 description = "Cross-platform lib for process and system monitoring in Python."
-optional = true
+optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
 files = [
     {file = "psutil-6.0.0-cp27-cp27m-macosx_10_9_x86_64.whl", hash = "sha256:a021da3e881cd935e64a3d0a20983bda0bb4cf80e4f74fa9bfcb1bc5785360c6"},
@@ -2442,7 +2443,7 @@ tests = ["pytest"]
 name = "py4j"
 version = "0.10.9.7"
 description = "Enables Python programs to dynamically access arbitrary Java objects"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "py4j-0.10.9.7-py2.py3-none-any.whl", hash = "sha256:85defdfd2b2376eb3abf5ca6474b51ab7e0de341c75a02f46dc9b5976f5a5c1b"},
@@ -2513,8 +2514,8 @@ astroid = ">=3.2.4,<=3.3.0-dev0"
 colorama = {version = ">=0.4.5", markers = "sys_platform == \"win32\""}
 dill = [
     {version = ">=0.2", markers = "python_version < \"3.11\""},
-    {version = ">=0.3.6", markers = "python_version >= \"3.11\" and python_version < \"3.12\""},
     {version = ">=0.3.7", markers = "python_version >= \"3.12\""},
+    {version = ">=0.3.6", markers = "python_version >= \"3.11\" and python_version < \"3.12\""},
 ]
 isort = ">=4.2.5,<5.13.0 || >5.13.0,<6"
 mccabe = ">=0.6,<0.8"
@@ -2531,7 +2532,7 @@ testutils = ["gitpython (>3)"]
 name = "pymongo"
 version = "3.13.0"
 description = "Python driver for MongoDB <http://www.mongodb.org>"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "pymongo-3.13.0-cp27-cp27m-macosx_10_14_intel.whl", hash = "sha256:3ad3a3df830f7df7e0856c2bdb54d19f5bf188bd7420985e18643b8e4d2a075f"},
@@ -2792,6 +2793,7 @@ files = [
     {file = "PyYAML-6.0.1-cp311-cp311-win_amd64.whl", hash = "sha256:bf07ee2fef7014951eeb99f56f39c9bb4af143d8aa3c21b1677805985307da34"},
     {file = "PyYAML-6.0.1-cp312-cp312-macosx_10_9_x86_64.whl", hash = "sha256:855fb52b0dc35af121542a76b9a84f8d1cd886ea97c84703eaa6d88e37a2ad28"},
     {file = "PyYAML-6.0.1-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:40df9b996c2b73138957fe23a16a4f0ba614f4c0efce1e9406a184b6d07fa3a9"},
+    {file = "PyYAML-6.0.1-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:a08c6f0fe150303c1c6b71ebcd7213c2858041a7e01975da3a99aed1e7a378ef"},
     {file = "PyYAML-6.0.1-cp312-cp312-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:6c22bec3fbe2524cde73d7ada88f6566758a8f7227bfbf93a408a9d86bcc12a0"},
     {file = "PyYAML-6.0.1-cp312-cp312-musllinux_1_1_x86_64.whl", hash = "sha256:8d4e9c88387b0f5c7d5f281e55304de64cf7f9c0021a3525bd3b1c542da3b0e4"},
     {file = "PyYAML-6.0.1-cp312-cp312-win32.whl", hash = "sha256:d483d2cdf104e7c9fa60c544d92981f12ad66a457afae824d146093b8c294c54"},
@@ -2830,7 +2832,7 @@ files = [
 name = "reportengine"
 version = "0.30.dev0"
 description = "Reportengine: A framework to organize data pypelines."
-optional = true
+optional = false
 python-versions = "*"
 files = []
 develop = false
@@ -2897,7 +2899,7 @@ jupyter = ["ipywidgets (>=7.5.1,<8.0.0)"]
 name = "ruamel-yaml"
 version = "0.17.40"
 description = "ruamel.yaml is a YAML parser/emitter that supports roundtrip preservation of comments, seq/map flow style, and map key order"
-optional = true
+optional = false
 python-versions = ">=3"
 files = [
     {file = "ruamel.yaml-0.17.40-py3-none-any.whl", hash = "sha256:b16b6c3816dff0a93dca12acf5e70afd089fa5acb80604afd1ffa8b465b7722c"},
@@ -2915,7 +2917,7 @@ jinja2 = ["ruamel.yaml.jinja2 (>=0.2)"]
 name = "ruamel-yaml-clib"
 version = "0.2.8"
 description = "C version of reader, parser and emitter for ruamel.yaml derived from libyaml"
-optional = true
+optional = false
 python-versions = ">=3.6"
 files = [
     {file = "ruamel.yaml.clib-0.2.8-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:b42169467c42b692c19cf539c38d4602069d8c1505e97b86387fcf7afb766e1d"},
@@ -3016,7 +3018,7 @@ test = ["array-api-strict", "asv", "gmpy2", "hypothesis (>=6.30)", "mpmath", "po
 name = "seaborn"
 version = "0.13.2"
 description = "Statistical data visualization"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "seaborn-0.13.2-py3-none-any.whl", hash = "sha256:636f8336facf092165e27924f223d3c62ca560b1f2bb5dff7ab7fad265361987"},
@@ -3075,7 +3077,7 @@ files = [
 name = "sortedcontainers"
 version = "2.4.0"
 description = "Sorted Containers -- Sorted List, Sorted Dict, Sorted Set"
-optional = true
+optional = false
 python-versions = "*"
 files = [
     {file = "sortedcontainers-2.4.0-py2.py3-none-any.whl", hash = "sha256:a163dcaede0f1c021485e957a39245190e74249897e2ae4b2aa38595db237ee0"},
@@ -3365,7 +3367,7 @@ tests = ["cython", "littleutils", "pygments", "pytest", "typeguard"]
 name = "tblib"
 version = "3.0.0"
 description = "Traceback serialization library."
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "tblib-3.0.0-py3-none-any.whl", hash = "sha256:80a6c77e59b55e83911e1e607c649836a69c103963c5f28a46cbeef44acf8129"},
@@ -3376,7 +3378,7 @@ files = [
 name = "tensorboard"
 version = "2.17.0"
 description = "TensorBoard lets you watch Tensors Flow"
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "tensorboard-2.17.0-py3-none-any.whl", hash = "sha256:859a499a9b1fb68a058858964486627100b71fcb21646861c61d31846a6478fb"},
@@ -3397,7 +3399,7 @@ werkzeug = ">=1.0.1"
 name = "tensorboard-data-server"
 version = "0.7.2"
 description = "Fast data loading for TensorBoard"
-optional = true
+optional = false
 python-versions = ">=3.7"
 files = [
     {file = "tensorboard_data_server-0.7.2-py3-none-any.whl", hash = "sha256:7e0610d205889588983836ec05dc098e80f97b7e7bbff7e994ebb78f578d0ddb"},
@@ -3409,7 +3411,7 @@ files = [
 name = "tensorflow"
 version = "2.17.0"
 description = "TensorFlow is an open source machine learning framework for everyone."
-optional = true
+optional = false
 python-versions = ">=3.9"
 files = [
     {file = "tensorflow-2.17.0-cp310-cp310-macosx_12_0_arm64.whl", hash = "sha256:515fe5ae8a9bc50312575412b08515f3ca66514c155078e0707bdffbea75d783"},
@@ -3464,7 +3466,7 @@ and-cuda = ["nvidia-cublas-cu12 (==12.3.4.1)", "nvidia-cuda-cupti-cu12 (==12.3.1
 name = "tensorflow-io-gcs-filesystem"
 version = "0.37.1"
 description = "TensorFlow IO"
-optional = true
+optional = false
 python-versions = "<3.13,>=3.7"
 files = [
     {file = "tensorflow_io_gcs_filesystem-0.37.1-cp310-cp310-macosx_10_14_x86_64.whl", hash = "sha256:249c12b830165841411ba71e08215d0e94277a49c551e6dd5d72aab54fe5491b"},
@@ -3496,7 +3498,7 @@ tensorflow-rocm = ["tensorflow-rocm (>=2.16.0,<2.17.0)"]
 name = "termcolor"
 version = "2.4.0"
 description = "ANSI color formatting for output in terminal"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "termcolor-2.4.0-py3-none-any.whl", hash = "sha256:9297c0df9c99445c2412e832e882a7884038a25617c60cea2ad69488d4040d63"},
@@ -3532,7 +3534,7 @@ files = [
 name = "toolz"
 version = "0.12.1"
 description = "List processing tools and functional utilities"
-optional = true
+optional = false
 python-versions = ">=3.7"
 files = [
     {file = "toolz-0.12.1-py3-none-any.whl", hash = "sha256:d22731364c07d72eea0a0ad45bafb2c2937ab6fd38a3507bf55eae8744aa7d85"},
@@ -3543,7 +3545,7 @@ files = [
 name = "tornado"
 version = "6.4.1"
 description = "Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed."
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "tornado-6.4.1-cp38-abi3-macosx_10_9_universal2.whl", hash = "sha256:163b0aafc8e23d8cdc3c9dfb24c5368af84a81e3364745ccb4427669bf84aec8"},
@@ -3563,7 +3565,7 @@ files = [
 name = "tqdm"
 version = "4.66.4"
 description = "Fast, Extensible Progress Meter"
-optional = true
+optional = false
 python-versions = ">=3.7"
 files = [
     {file = "tqdm-4.66.4-py3-none-any.whl", hash = "sha256:b75ca56b413b030bc3f00af51fd2c1a1a5eac6a0c1cca83cbb37a5c52abce644"},
@@ -3637,7 +3639,7 @@ zstd = ["zstandard (>=0.18.0)"]
 name = "validobj"
 version = "1.2"
 description = "Validobj gives you valid objects"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "validobj-1.2-py3-none-any.whl", hash = "sha256:a674ff4ae20476ff6839dc55d4d71a229a7588a639bbebdfba2cf944fad4b352"},
@@ -3663,7 +3665,7 @@ files = [
 name = "werkzeug"
 version = "3.0.3"
 description = "The comprehensive WSGI web application library."
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "werkzeug-3.0.3-py3-none-any.whl", hash = "sha256:fc9645dc43e03e4d630d23143a04a7f947a9a3b5727cd535fdfe155a17cc48c8"},
@@ -3680,7 +3682,7 @@ watchdog = ["watchdog (>=2.3)"]
 name = "wheel"
 version = "0.43.0"
 description = "A built-package format for Python"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "wheel-0.43.0-py3-none-any.whl", hash = "sha256:55c570405f142630c6b9f72fe09d9b67cf1477fcf543ae5b8dcb1f5b7377da81"},
@@ -3711,7 +3713,7 @@ test = ["pytest"]
 name = "wrapt"
 version = "1.16.0"
 description = "Module for decorators, wrappers and monkey patching."
-optional = true
+optional = false
 python-versions = ">=3.6"
 files = [
     {file = "wrapt-1.16.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:ffa565331890b90056c01db69c0fe634a776f8019c143a5ae265f9c6bc4bd6d4"},
@@ -3790,7 +3792,7 @@ files = [
 name = "zict"
 version = "3.0.0"
 description = "Mutable mapping tools"
-optional = true
+optional = false
 python-versions = ">=3.8"
 files = [
     {file = "zict-3.0.0-py2.py3-none-any.whl", hash = "sha256:5796e36bd0e0cc8cf0fbc1ace6a68912611c1dbd74750a3f3026b9b9d6a327ae"},
@@ -3819,4 +3821,4 @@ nnpdf = ["lhapdf-management", "nnpdf"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.9,<3.13"
-content-hash = "476fc442066d4dd520a0a608d3aa9277d7134bc4abbbf81f1c70beb2737ae370"
+content-hash = "206491e6d5024c7f88239991ba1a5d6508b447e83108e181c8ffb0a7ca14dc50"
diff --git a/pyproject.toml b/pyproject.toml
index be7ca9b2..0b339a64 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,6 +51,7 @@ setuptools = "^69.0"
 optional = true
 
 [tool.poetry.group.test.dependencies]
+nnpdf = { git = "https://github.com/NNPDF/nnpdf" }
 pytest = "^7.1.3"
 pytest-cov = "^4.0.0"
 pytest-env = "^0.6.2"