scikit-learn
diff --git a/‎build_tools/azure/install.sh
Copy file name to clipboardExpand all lines: build_tools/azure/install.sh
+11-4Lines changed: 11 additions & 4 deletions b/‎build_tools/azure/install.sh
Copy file name to clipboardExpand all lines: build_tools/azure/install.sh
+11-4Lines changed: 11 additions & 4 deletions
@@ -50,7 +50,7 @@ pre_python_environment_install() {
 check_packages_dev_version() {
     for package in $@; do
         package_version=$(python -c "import $package; print($package.__version__)")
-        if ! [[ $package_version =~ "dev" ]]; then
+        if [[ $package_version =~ "^[.0-9]+$" ]]; then
             echo "$package is not a development version: $package_version"
             exit 1
         fi
@@ -71,18 +71,25 @@ python_environment_install_and_activate() {
         python -m venv $VIRTUALENV
         source $VIRTUALENV/bin/activate
         pip install -r "${LOCK_FILE}"
+        # TODO for now need pip 24.1b1 to find free-threaded wheels
+        pip install -U --pre pip
+        # TODO When there are CPython 3.13 free-threaded wheels for numpy,
+        # scipy and cython move them to
+        # build_tools/azure/cpython_free_threaded_requirements.txt. For now we
+        # install them from scientific-python-nightly-wheels
+        dev_anaconda_url=https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
+        dev_packages="numpy scipy Cython"
+        pip install --pre --upgrade --timeout=60 --extra-index $dev_anaconda_url $dev_packages
     fi
 
     if [[ "$DISTRIB" == "conda-pip-scipy-dev" ]]; then
         echo "Installing development dependency wheels"
         dev_anaconda_url=https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
-        dev_packages="numpy scipy pandas"
+        dev_packages="numpy scipy pandas Cython"
         pip install --pre --upgrade --timeout=60 --extra-index $dev_anaconda_url $dev_packages
 
         check_packages_dev_version $dev_packages
 
-        echo "Installing Cython from latest sources"
-        pip install https://github.com/cython/cython/archive/master.zip
         echo "Installing joblib from latest sources"
         pip install https://github.com/joblib/joblib/archive/master.zip
         echo "Installing pillow from latest sources"