Update Dependencies

.github/ci.yml

@@ -36,34 +36,29 @@ jobs:
     needs: pre-commit-ci
     strategy:
       matrix:
-        python-version: ["3.10", "3.11"]
+        python-version: ["3.11", "3.14"]
     steps:
       - uses: actions/checkout@v4
-      - name: Set up Python
-        uses: actions/setup-python@v5
+      - name: Install uv & Setup Python
+        uses: astral-sh/setup-uv@v7
         with:
-          python-version: ${{ matrix.python-version }}
-          cache: "pip"
-      - name: Install dependencies
+          # Install a specific version of uv.
+          python-version: ${{matrix.python-version}}
+          version: "0.7.12"
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+      - name: Install Dependencies
         run: |
-          python -m pip install --upgrade pip
-          python -m pip install poetry
-          python -m poetry install
-      - name: Analyze code with pylint
+          uv venv .venv/
+          uv pip install -r pyproject.toml --all-extras --all-groups
+      - name: Check Pre-commits
         run: |
-          python -m pip install pylint
-          pylint $(git ls-files '*.py')
+          uv run pre-commit install
+          uv run pre-commit run -a
         continue-on-error: true
-      - name: Build
-        run: python -m poetry install
-      - name: Test and coverage
-        run: |
-          python -m pip install pytest pytest-cov
-          python -m pytest --cov=tn4qa $(git ls-files 'test_*.py')
-      - name: Mypy type checking
-        run: |
-          python -m pip install mypy
-          mypy tn4qa
+      - uses: actions/checkout@v4
+      - name: Run Pytest
+        run: uv run pytest -n auto
 
   coverage-python:
     runs-on: ubuntu-latest
@@ -73,7 +68,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.11"
           cache: "pip"
       - name: Install dependencies and tn4qa package
         run: |

.gitignore

@@ -82,6 +82,9 @@ target/
 profile_default/
 ipython_config.py
 
+# Dependencies (covers all below)
+*.lock
+
 # pyenv
 #   For a library or package, you might want to ignore these files since the code is
 #   intended to run in multiple environments; otherwise, check them in:

.pre-commit-config.yaml

@@ -24,7 +24,3 @@ repos:
     rev: v8.21.1
     hooks:
       - id: gitleaks
-  - repo: https://github.com/python-poetry/poetry
-    rev: '1.8.5'
-    hooks:
-    -   id: poetry-check

.python-version

@@ -0,0 +1 @@
+3.13

CHANGELOG.md

@@ -61,3 +61,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - Necessary bug fix to mps to circuit middle out method
+
+## [0.0.7] - 2026-03-19
+
+### Changed
+- Python version relaxed and dependencies updated
+- Replaced poetry with uv

pyproject.toml

@@ -1,67 +1,54 @@
-[tool.poetry]
+[project]
 name = "tn4qa"
-version = "0.0.6"
+version = "0.0.7"
 description = "A Python package to integrate tensor network methods with quantum algorithms."
 authors = [
-    "Angus Mingare <angus.mingare.22@ucl.ac.uk>",
-    "Isabelle Heuzé <isabelle.heuze.24@ucl.ac.uk>",
+    {name="Angus Mingare",  email="angus.mingare.22@ucl.ac.uk"},
+    {name="Isabelle Heuzé", email="isabelle.heuze.24@ucl.ac.uk"}
 ]
 license = "MIT"
 readme = "README.md"
-
-[tool.poetry.dependencies]
-python = ">=3.11, <3.12"
-sparse = "^0.15.4, <0.16"
-qiskit = ">=1.3.0, <2"
-qiskit-ibm-runtime = ">=0.34.0"
-qiskit-aer = ">=0.15.1"
-qiskit-algorithms = ">=0.3.1"
-cotengra = ">=0.6.2"
-kahypar = [
-    {version = "^1.3.5", platform = "darwin"},
-    {version = "^1.3.5", platform = "linux"}
+requires-python = ">=3.12, <3.15"
+dependencies = [
+    "sparse>=0.15.4, <0.16",
+    "qiskit>=2.0.0",
+    "qiskit-ibm-runtime>=0.34.0",
+    "qiskit-aer>=0.15.1",
+    "qiskit-algorithms>=0.3.1",
+    "cotengra>=0.6.2",
+    "scipy>=1.15.0, <1.16.2",
+    "numpy>=2.1, <3",
+    "cotengrust>=0.1.4",
+    "matplotlib>=3.10.1",
+    "cached-property>=1.5.2",
+    "scikit-learn>=1.3.0",
+    "kahypar>=1.3.6",
+    "networkx>=3.6.1",
+    "iqm-client>=22.4",
 ]
-symmer = ">=0.0.9"
-scipy = ">=1.15.0, <2"
-numpy = ">=2.1, <3"
-cotengrust = ">=0.1.4"
-matplotlib = ">=3.10.1"
-cached-property = ">=1.5.2"
-scikit-learn = ">=1.3.0"
-iqm-client = { version = ">=29.2.0", optional = true, python = "<3.13" }
-
-[[tool.poetry.source]]
-name = "PyPI"
-priority = "primary"
-
-
-[tool.poetry.group.dev.dependencies]
-coverage = "^7.6.9"
-ipykernel = "^6.29.5"
-pyscf = "^2.8.0"
-ruff = ">=0.8.2"
-black = ">=24.10.0"
-isort = ">=5.13.2"
-mypy = ">=1.13.0"
-poetry = "^1.8.5"
-pre-commit = "^4.0.1"
-pydocstyle = "^6.3.0"
-pytest = "^7.2.2"
-sphinx = "^5.3.0"
-myst-parser = "^0.18.1"
-
-[tool.poetry.extras]
-iqm = ["iqm-client"]
 
 [build-system]
-requires = ["poetry-core"]
-build-backend = "poetry.core.masonry.api"
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[project.optional-dependencies]
+symmer = [
+    "symmer>=0.0.10",
+]
 
-# Ignore pytest warnings here
-[tool.pytest.ini_options]
-filterwarnings = [
-    "ignore:.*The property ``qiskit.dagcircuit.dagcircuit.DAGCircuit.(duration|unit)`` is deprecated as of qiskit 1.3.0.*",
-    "ignore:.*Couldn't import `kahypar` - skipping from default hyper optimizer and using basic `labels` method instead.*",
+[dependency-groups]
+dev = [
+    "coverage>=7.13.1",
+    "ipykernel>=7.1.0",
+    "mypy>=1.19.1",
+    "myst-parser>=5.0.0",
+    "poetry>=2.3.0",
+    "pre-commit>=4.5.1",
+    "pyscf>=2.11.0",
+    "pytest>=9.0.2",
+    "pytest-xdist>=3.8.0",
+    "ruff>=0.14.13",
+    "sphinx>=9.0.4",
 ]
 
 [tool.ruff]

test/test_mpo.py

@@ -426,12 +426,13 @@ def test_contract_sub_mpo():
 
     assert np.allclose(contracted_mpo.to_dense_array(), expected_mpo.to_dense_array())
 
+
 def test_purity_mpo():
     num_sites = 4
     target_sites = [1, 3]
     qc = QuantumCircuit(2 * num_sites)
     for idx in target_sites:
-        qc.swap(idx-1, num_sites + idx - 1)
+        qc.swap(idx - 1, num_sites + idx - 1)
     qiskit_mpo = MatrixProductOperator.from_qiskit_circuit(qc)
     test_purity_mpo = MatrixProductOperator.purity_mpo(num_sites, target_sites)
-    assert np.allclose(qiskit_mpo.to_dense_array(), test_purity_mpo.to_dense_array())
+    assert np.allclose(qiskit_mpo.to_dense_array(), test_purity_mpo.to_dense_array())