✨ Adopt uv in CI

.github/codecov.yml

@@ -33,7 +33,7 @@ flag_management:
     - name: python
       paths:
         - "src/mqt/**/*.py"
-      after_n_builds: 3
+      after_n_builds: 12
       statuses:
         - type: project
           threshold: 0.5%

noxfile.py

@@ -4,6 +4,7 @@
 
 import argparse
 import os
+import shutil
 import sys
 from typing import TYPE_CHECKING
 
@@ -12,6 +13,9 @@
 if TYPE_CHECKING:
     from collections.abc import Sequence
 
+nox.needs_version = ">=2024.3.2"
+nox.options.default_venv_backend = "uv|virtualenv"
+
 nox.options.sessions = ["lint", "tests"]
 
 PYTHON_ALL_VERSIONS = ["3.8", "3.9", "3.10", "3.11", "3.12"]
@@ -49,6 +53,11 @@ def _run_tests(
     if os.environ.get("CI", None) and sys.platform == "win32":
         env["SKBUILD_CMAKE_ARGS"] = "-T ClangCL"
 
+    if shutil.which("cmake") is None and shutil.which("cmake3") is None:
+        session.install("cmake")
+    if shutil.which("ninja") is None:
+        session.install("ninja")
+
     _extras = ["test", *extras]
     if "--cov" in posargs:
         _extras.append("coverage")
@@ -66,29 +75,27 @@ def tests(session: nox.Session) -> None:
     _run_tests(session)
 
 
-@nox.session()
+@nox.session(reuse_venv=True, venv_backend="uv")
 def minimums(session: nox.Session) -> None:
     """Test the minimum versions of dependencies."""
     _run_tests(
         session,
-        install_args=["--constraint=test/python/constraints.txt"],
+        install_args=["--resolution=lowest-direct"],
         run_args=["-Wdefault"],
+        extras=["qiskit", "evaluation"],
     )
-    session.run("pip", "list")
+    session.run("uv", "pip", "list")
 
 
 @nox.session(reuse_venv=True)
 def docs(session: nox.Session) -> None:
-    """Build the docs. Pass "--serve" to serve. Pass "-b linkcheck" to check links."""
+    """Build the docs. Use "--non-interactive" to avoid serving. Pass "-b linkcheck" to check links."""
     parser = argparse.ArgumentParser()
-    parser.add_argument("--serve", action="store_true", help="Serve after building")
     parser.add_argument("-b", dest="builder", default="html", help="Build target (default: html)")
     args, posargs = parser.parse_known_args(session.posargs)
 
-    if args.builder != "html" and args.serve:
-        session.error("Must not specify non-HTML builder with --serve")
-
-    extra_installs = ["sphinx-autobuild"] if args.serve else []
+    serve = args.builder == "html" and session.interactive
+    extra_installs = ["sphinx-autobuild"] if serve else []
     session.install(*BUILD_REQUIREMENTS, *extra_installs)
     session.install("--no-build-isolation", "-ve.[docs]")
     session.chdir("docs")
@@ -106,7 +113,7 @@ def docs(session: nox.Session) -> None:
         *posargs,
     )
 
-    if args.serve:
+    if serve:
         session.run("sphinx-autobuild", *shared_args)
     else:
         session.run("sphinx-build", "--keep-going", *shared_args)

pyproject.toml

@@ -50,7 +50,7 @@ tnflow = [
     "networkx",
 ]
 test = ["pytest>=7.0"]
-coverage = ["mqt.ddsim[test]", "pytest-cov"]
+coverage = ["mqt.ddsim[test]", "pytest-cov>=4"]
 docs = [
     "mqt.ddsim[tnflow]",
     "furo>=2023.08.17",