Fix coverage of the Python tests

.github/workflows/python_build.yml

@@ -57,15 +57,21 @@ jobs:
 
     - name: Build and install deltalake
       run: |
-        # disable manylinux audit checks for test builds
-        make install MATURIN_EXTRA_ARGS="--manylinux off"
+        pip install virtualenv
+        virtualenv venv
+        source venv/bin/activate
+        make develop
 
     - name: Run tests
-      run: make unit-test
+      run: |
+        source venv/bin/activate
+        make unit-test
 
     # - name: Run Integration tests
     #   run: |
     #     py.test --cov tests -m integration
 
     - name: Build Sphinx documentation
-      run: make build-documentation
+      run: |
+        source venv/bin/activate
+        make build-documentation

python/Makefile

@@ -59,7 +59,7 @@ check-python: ## Run check on Python
 .PHONY: unit-test
 unit-test: ## Run unit test
 	$(info --- Run Python unit-test ---)
-	py.test --cov tests -m 'not integration'
+	python -m pytest
 
 .PHONY: build-documentation
 build-documentation: ## Build documentation with Sphinx

python/pyproject.toml

@@ -66,4 +66,10 @@ src_paths = ["deltalake", "tests"]
 
 [tool.black]
 include = '\.pyi?$'
-exclude = "venv"
+exclude = "venv"
+
+[tool.pytest.ini_options]
+addopts = "--cov=deltalake -v -m 'not integration'"
+testpaths = [
+    "tests",
+]