debugging NEST install with Python 3.9

Author: apdavison

ci/install_nest.sh

@@ -26,10 +26,20 @@ if [ "$TRAVIS_PYTHON_VERSION" == "3.9" ]; then
     mkdir -p $HOME/build/$NEST
     pushd $HOME/build/$NEST
     export VENV=`python -c "import sys; print(sys.prefix)"`;
-    if [ "$TRAVIS_PYTHON_VERSION" == "3.9" ]; then
-      ln -s /opt/python/3.9/lib/libpython3.9m.so $VENV/lib/libpython3.9.so;
-      export PYTHON_INCLUDE_DIR=$VENV/include/python${TRAVIS_PYTHON_VERSION}m
-    fi
+
+    echo -e "-- ls /opt/python/3.9/lib"
+    ls -l /opt/python/3.9/lib;
+    echo -e "-- ls $VENV/lib"
+    ls -l $VENV/lib;
+    echo -e "-- ls /opt/python/3.9/include/python3.9"
+    ls /opt/python/3.9/include/python3.9;
+
+    ln -s /opt/python/3.9/lib/libpython3.9.so $VENV/lib/libpython3.9.so;
+    ls -l $VENV/lib/libpython3.9.so
+    #ln -s /opt/python/3.9/include/python3.9 $VENV/include/python3.9;
+    #export PYTHON_INCLUDE_DIR=$VENV/include/python3.9;
+    export PYTHON_INCLUDE_DIR=/opt/python/3.9/include/python3.9
+
     cython --version;
     cmake --version;
     cmake -DCMAKE_INSTALL_PREFIX=$VENV \