Switch to hatchling backend

noxfile.py

@@ -37,7 +37,6 @@ def set_environment_variables(env_dict, session):
 def run_coverage(session):
     """Run the coverage tests and generate an XML report."""
     set_environment_variables(PYBAMM_ENV, session=session)
-    session.install("setuptools", silent=False)
     session.install("coverage", silent=False)
     # Using plugin here since coverage runs unit tests on linux with latest python version.
     if "CI" in os.environ:
@@ -50,7 +49,6 @@ def run_coverage(session):
 def run_integration(session):
     """Run the integration tests."""
     set_environment_variables(PYBAMM_ENV, session=session)
-    session.install("setuptools", silent=False)
     if (
         "CI" in os.environ
         and sys.version_info[:2] == (3, 12)
@@ -80,7 +78,6 @@ def run_doctests(session):
 def run_unit(session):
     """Run the unit tests."""
     set_environment_variables(PYBAMM_ENV, session=session)
-    session.install("setuptools", silent=False)
     session.install("-e", ".[all,dev,jax]", silent=False)
     session.run("python", "-m", "pytest", "-m", "unit")
 
@@ -89,7 +86,6 @@ def run_unit(session):
 def run_examples(session):
     """Run the examples tests for Jupyter notebooks."""
     set_environment_variables(PYBAMM_ENV, session=session)
-    session.install("setuptools", silent=False)
     session.install("-e", ".[all,dev,jax]", silent=False)
     notebooks_to_test = session.posargs if session.posargs else []
     session.run(
@@ -134,7 +130,6 @@ def set_dev(session):
 def run_tests(session):
     """Run the unit tests and integration tests sequentially."""
     set_environment_variables(PYBAMM_ENV, session=session)
-    session.install("setuptools", silent=False)
     session.install("-e", ".[all,dev,jax]", silent=False)
     session.run(
         "python",

pyproject.toml

@@ -1,8 +1,8 @@
 [build-system]
 requires = [
-    "setuptools",
+    "hatchling>=1.13.0",
 ]
-build-backend = "setuptools.build_meta"
+build-backend = "hatchling.build"
 
 [project]
 name = "pybamm"
@@ -146,25 +146,12 @@ ECM_Example = "pybamm.input.parameters.ecm.example_set:get_parameter_values"
 MSMR_Example = "pybamm.input.parameters.lithium_ion.MSMR_example_set:get_parameter_values"
 Chayambuka2022 = "pybamm.input.parameters.sodium_ion.Chayambuka2022:get_parameter_values"
 
-[tool.setuptools]
-include-package-data = true
-
-# List of files to include as package data. These are mainly the parameter CSV files in
-# the input/parameters/ subdirectories. Other files such as the CITATIONS file, relevant
-# README.md files, and specific .txt files inside the pybamm/ directory are also included.
-# These are specified to be included in the SDist through MANIFEST.in.
-[tool.setuptools.package-data]
-pybamm = [
-    "*.txt",
-    "*.md",
-    "*.csv",
-    "*.py",
-    "src/pybamm/CITATIONS.bib",
-    "src/pybamm/plotting/mplstyle",
+[tool.hatch]
+build.targets.sdist.include = [
+  "src/pybamm",
+  "CITATION.cff",
 ]
 
-[tool.setuptools.packages.find]
-where = ["src"]
 [tool.ruff]
 extend-include = ["*.ipynb"]
 extend-exclude = ["__init__.py"]