Add support for UV dependency management

.github/dependabot.yml

@@ -19,7 +19,7 @@
 
 version: 2
 updates:
-  - package-ecosystem: "pip"
+  - package-ecosystem: "uv"
     directory: "/"
     schedule:
       interval: "weekly"

.github/workflows/nightly-pypi-build.yml

@@ -39,13 +39,13 @@ jobs:
         with:
           python-version: 3.12
 
-      - name: Install Poetry
-        run: make install-poetry
+      - name: Install UV
+        uses: astral-sh/setup-uv@v6
 
       - name: Set version
         id: set-version
         run: |
-          CURRENT_VERSION=$(poetry version --short)
+          CURRENT_VERSION=$(uv version --short)
           TIMESTAMP=$(date +%Y%m%d%H%M%S)
           echo "VERSION=${CURRENT_VERSION}.dev${TIMESTAMP}" >> "$GITHUB_OUTPUT"
 

.github/workflows/pypi-build-artifacts.yml

@@ -46,18 +46,18 @@ jobs:
             3.11
             3.12
 
-      - name: Install poetry
-        run: make install-poetry
+      - name: Install UV
+        uses: astral-sh/setup-uv@v6
 
       - name: Set version with RC
         env:
           VERSION: ${{ inputs.VERSION }}
-        run: python -m poetry version "${{ env.VERSION }}"
+        run: uv version "${{ env.VERSION }}"
 
       # Publish the source distribution with the version that's in
       # the repository, otherwise the tests will fail
       - name: Compile source distribution
-        run: python3 -m poetry build --format=sdist
+        run: uv build --sdist
         if: startsWith(matrix.os, 'ubuntu')
 
       - name: Build wheels
@@ -70,13 +70,15 @@ jobs:
           CIBW_ARCHS: "auto64"
           CIBW_PROJECT_REQUIRES_PYTHON: ">=3.10"
           CIBW_TEST_REQUIRES: "pytest==7.4.2 moto==5.0.1"
-          CIBW_TEST_COMMAND: "pytest {project}/tests/avro/test_decoder.py"
+          CIBW_TEST_COMMAND: "PYTHON_GIL=1 pytest {project}/tests/avro/test_decoder.py"
+          CIBW_BUILD_VERBOSITY: 1
           # Ignore tests for pypy since not all dependencies are compiled for it
           # and would require a local rust build chain
           CIBW_TEST_SKIP: "pp*"
           # Skip free-threaded (PEP 703) builds until we evaluate decoder_fast support
           CIBW_SKIP: "cp3*t-*"
 
+
       - name: Add source distribution
         if: startsWith(matrix.os, 'ubuntu')
         run: ls -lah dist/* && cp dist/* wheelhouse/

.github/workflows/python-ci-docs.yml

@@ -39,8 +39,8 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: 3.12
-      - name: Install poetry
-        run: make install-poetry
+      - name: Install UV
+        uses: astral-sh/setup-uv@v6
       - name: Install
         run: make docs-install
       - name: Build docs

.github/workflows/python-ci.yml

@@ -54,8 +54,8 @@ jobs:
     - uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python }}
-    - name: Install poetry
-      run: make install-poetry
+    - name: Install UV
+      uses: astral-sh/setup-uv@v6
     - name: Install system dependencies
       run: sudo apt-get update && sudo apt-get install -y libkrb5-dev # for kerberos
     - name: Install

.github/workflows/python-release-docs.yml

@@ -34,8 +34,8 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python }}
-      - name: Install poetry
-        run: make install-poetry
+      - name: Install UV
+        uses: astral-sh/setup-uv@v6
       - name: Install docs
         run: make docs-install
       - name: Build docs

.github/workflows/python-release.yml

@@ -97,20 +97,20 @@ jobs:
         with:
           python-version: 3.12
 
-      - name: Install Poetry
-        run: make install-poetry
+      - name: Install UV
+        uses: astral-sh/setup-uv@v6
 
       - name: Validate current pyiceberg version
         env:
           VERSION: ${{ needs.validate-inputs.outputs.VERSION }}
         run: |
-          # Extract the current version from Poetry
-          current_pyiceberg_version=$(poetry version --short)
-          echo "Detected Poetry version: $current_pyiceberg_version"
+          # Extract the current version from UV
+          current_pyiceberg_version=$(uv version --short)
+          echo "Detected UV version: $current_pyiceberg_version"
 
-          # Compare the input version with the Poetry version
+          # Compare the input version with the UV version
           if [[ "$VERSION" != "$current_pyiceberg_version" ]]; then
-            echo "Error: Input version ($VERSION) does not match the Poetry version ($current_pyiceberg_version)"
+            echo "Error: Input version ($VERSION) does not match the UV version ($current_pyiceberg_version)"
             exit 1
           fi
 

.github/workflows/svn-build-artifacts.yml

@@ -46,13 +46,13 @@ jobs:
             3.11
             3.12
 
-      - name: Install poetry
-        run: make install-poetry
+      - name: Install UV
+        uses: astral-sh/setup-uv@v6
 
       # Publish the source distribution with the version that's in
       # the repository, otherwise the tests will fail
       - name: Compile source distribution
-        run: python3 -m poetry build --format=sdist
+        run: uv build --sdist
         if: startsWith(matrix.os, 'ubuntu')
 
       - name: Build wheels

MANIFEST.in

@@ -15,4 +15,37 @@
 # specific language governing permissions and limitations
 # under the License.
 
-graft src
+# Include important project files
+include README.md
+include LICENSE
+include NOTICE
+include Makefile
+include pyproject.toml
+include setup.py
+include uv.lock
+
+# Cython source files
+recursive-include pyiceberg *.pyx *.pyi
+
+# vendor packages
+recursive-include vendor *
+
+# type stubs
+include pyiceberg/py.typed
+
+# Include test files in sdist
+recursive-include tests *.py
+
+# Include dev tools in sdist
+recursive-include dev *
+
+# Exclude build artifacts
+global-exclude *.pyc
+global-exclude *.pyo
+global-exclude *.so
+global-exclude *.pyd
+global-exclude __pycache__
+prune .venv
+prune build
+prune dist
+prune *.egg-info

Makefile

@@ -18,20 +18,23 @@
 # Configuration Variables
 # ========================
 
+PYTHON ?=  # Override with e.g. PYTHON=3.11 to use specific Python version
 PYTEST_ARGS ?= -v -x  # Override with e.g. PYTEST_ARGS="-vv --tb=short"
 COVERAGE ?= 0      # Set COVERAGE=1 to enable coverage: make test COVERAGE=1
 COVERAGE_FAIL_UNDER ?= 85  # Minimum coverage % to pass: make coverage-report COVERAGE_FAIL_UNDER=70
 KEEP_COMPOSE ?= 0  # Set KEEP_COMPOSE=1 to keep containers after integration tests
 
-PIP = python -m pip
-
-POETRY_VERSION = 2.2.1
-POETRY = python -m poetry
+# Set Python argument for uv commands if PYTHON is specified
+ifneq ($(PYTHON),)
+  PYTHON_ARG = --python $(PYTHON)
+else
+  PYTHON_ARG =
+endif
 
 ifeq ($(COVERAGE),1)
-  TEST_RUNNER = $(POETRY) run coverage run --parallel-mode --source=pyiceberg -m
+  TEST_RUNNER = uv run coverage run --parallel-mode --source=pyiceberg -m
 else
-  TEST_RUNNER = $(POETRY) run
+  TEST_RUNNER = uv run
 endif
 
 ifeq ($(KEEP_COMPOSE),1)
@@ -55,24 +58,26 @@ help: ## Display this help message
 
 ##@ Setup
 
-install-poetry: ## Ensure Poetry is installed at the specified version
-	@if ! command -v ${POETRY} &> /dev/null; then \
-		echo "Poetry not found. Installing..."; \
-		${PIP} install poetry==$(POETRY_VERSION); \
+install-uv: ## Ensure uv is installed
+	@if ! command -v uv &> /dev/null; then \
+		echo "uv not found. Installing..."; \
+		curl -LsSf https://astral.sh/uv/install.sh | sh; \
+	else \
+		echo "uv is already installed."; \
+	fi
+
+setup-venv: ## Create virtual environment
+	@if [ ! -d .venv ]; then \
+		echo "Creating virtual environment."; \
+		uv venv $(PYTHON_ARG); \
 	else \
-		INSTALLED_VERSION=$$(${PIP} show poetry | grep Version | awk '{print $$2}'); \
-		if [ "$$INSTALLED_VERSION" != "$(POETRY_VERSION)" ]; then \
-			echo "Updating Poetry to version $(POETRY_VERSION)..."; \
-			${PIP} install --upgrade poetry==$(POETRY_VERSION); \
-		else \
-			echo "Poetry version $(POETRY_VERSION) already installed."; \
-		fi; \
+		echo "Virtual environment already exists."; \
 	fi
 
-install-dependencies: ## Install all dependencies including extras
-	$(POETRY) install --all-extras
+install-dependencies: setup-venv ## Install all dependencies including extras
+	uv sync --all-extras
 
-install: install-poetry install-dependencies ## Install Poetry and dependencies
+install: install-uv install-dependencies ## Install uv and dependencies
 
 # ===============
 # Code Validation
@@ -84,7 +89,7 @@ check-license: ## Check license headers
 	./dev/check-license
 
 lint: ## Run code linters via prek (pre-commit hooks)
-	$(POETRY) run prek run -a
+	uv run prek run -a
 
 # ===============
 # Testing Section
@@ -101,7 +106,7 @@ test-integration-setup: ## Start Docker services for integration tests
 	docker compose -f dev/docker-compose-integration.yml kill
 	docker compose -f dev/docker-compose-integration.yml rm -f
 	docker compose -f dev/docker-compose-integration.yml up -d --wait
-	$(POETRY) run python dev/provision.py
+	uv run python dev/provision.py
 
 test-integration-exec: ## Run integration tests (excluding provision)
 	$(TEST_RUNNER) pytest tests/ -m integration $(PYTEST_ARGS)
@@ -133,25 +138,25 @@ test-coverage: COVERAGE=1
 test-coverage: test test-integration test-s3 test-adls test-gcs coverage-report ## Run all tests with coverage and report
 
 coverage-report: ## Combine and report coverage
-	${POETRY} run coverage combine
-	${POETRY} run coverage report -m --fail-under=$(COVERAGE_FAIL_UNDER)
-	${POETRY} run coverage html
-	${POETRY} run coverage xml
+	uv run coverage combine
+	uv run coverage report -m --fail-under=$(COVERAGE_FAIL_UNDER)
+	uv run coverage html
+	uv run coverage xml
 
 # ================
 # Documentation
 # ================
 
 ##@ Documentation
 
-docs-install: ## Install docs dependencies
-	${POETRY} install --with docs
+docs-install: ## Install docs dependencies (included in default groups)
+	uv sync --group docs
 
 docs-serve: ## Serve local docs preview (hot reload)
-	${POETRY} run mkdocs serve -f mkdocs/mkdocs.yml
+	uv run mkdocs serve -f mkdocs/mkdocs.yml
 
 docs-build: ## Build the static documentation site
-	${POETRY} run mkdocs build -f mkdocs/mkdocs.yml --strict
+	uv run mkdocs build -f mkdocs/mkdocs.yml --strict
 
 # ===================
 # Project Maintenance
@@ -161,7 +166,7 @@ docs-build: ## Build the static documentation site
 
 clean: ## Remove build artifacts and caches
 	@echo "Cleaning up Cython and Python cached files..."
-	@rm -rf build dist *.egg-info
+	@rm -rf build dist *.egg-info .venv
 	@find . -name "*.so" -exec echo Deleting {} \; -delete
 	@find . -name "*.pyc" -exec echo Deleting {} \; -delete
 	@find . -name "__pycache__" -exec echo Deleting {} \; -exec rm -rf {} +

dev/.rat-excludes

@@ -3,5 +3,5 @@
 build
 .git
 .gitignore
-poetry.lock
+uv.lock
 mkdocs/*