Success AMR64 Android Termux Build but how to use

[defencedog]

I am using Python3.9 & I have installed Eigen which is located in folder $PREFIX/lib/eigen I cloned the directory the

cd externals
rm -rf eigen
ln -s $PREFIX/include/eigen3 eigen
cd ..
python setup.py build_ext --inplace

Success

running build_ext
building 'pcsaft' extension
aarch64-linux-android-clang -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -fstack-protector-strong -O3 -fstack-protector-strong -O3 -I/data/data/com.termux/files/usr/include/ -fPIC -I. -I/data/data/com.termux/files/usr/include/python3.9 -c pcsaft.cpp -o build/temp.linux-aarch64-3.9/pcsaft.o
In file included from pcsaft.cpp:723:
./pcsaft_electrolyte.cpp:2319:12: warning: variable 'x_ions' set but not used [-Wunused-but-set-variable]
    double x_ions = 0.; // overall mole fraction of ions in the system
           ^                                                                                                                                                   ./pcsaft_electrolyte.cpp:2376:12: warning: variable 'x_ions' set but not used [-Wunused-but-set-variable]
    double x_ions = 0.; // overall mole fraction of ions in the system
           ^                                                                                                                                                   pcsaft.cpp:17944:21: warning: fallthrough annotation in unreachable code [-Wunreachable-code-fallthrough]
                    CYTHON_FALLTHROUGH;
                    ^
pcsaft.cpp:294:34: note: expanded from macro 'CYTHON_FALLTHROUGH'
      #define CYTHON_FALLTHROUGH [[fallthrough]]
                                 ^
pcsaft.cpp:17955:21: warning: fallthrough annotation in unreachable code [-Wunreachable-code-fallthrough]
                    CYTHON_FALLTHROUGH;
                    ^
pcsaft.cpp:294:34: note: expanded from macro 'CYTHON_FALLTHROUGH'
      #define CYTHON_FALLTHROUGH [[fallthrough]]
                                 ^                                                                                                                             pcsaft.cpp:18870:21: warning: fallthrough annotation in unreachable code [-Wunreachable-code-fallthrough]
                    CYTHON_FALLTHROUGH;
                    ^                                                                                                                                          pcsaft.cpp:294:34: note: expanded from macro 'CYTHON_FALLTHROUGH'
      #define CYTHON_FALLTHROUGH [[fallthrough]]
                                 ^
pcsaft.cpp:18881:21: warning: fallthrough annotation in unreachable code [-Wunreachable-code-fallthrough]
                    CYTHON_FALLTHROUGH;
                    ^
pcsaft.cpp:294:34: note: expanded from macro 'CYTHON_FALLTHROUGH'
      #define CYTHON_FALLTHROUGH [[fallthrough]]
                                 ^
6 warnings generated.
creating build/lib.linux-aarch64-3.9
aarch64-linux-android-clang++ -shared -L/data/data/com.termux/files/usr/lib -Wl,-rpath=/data/data/com.termux/files/usr/lib -fopenmp -static-openmp -Wl,--enable-new-dtags -Wl,--as-needed -Wl,-z,relro,-z,now -Wl,--no-as-needed,-landroid-support,--as-needed -L/home/builder/.termux-build/_cache/android-r25b-api-24-v0/sysroot/usr/lib -L/data/data/com.termux/files/usr/lib -Wl,-rpath=/data/data/com.termux/files/usr/lib -fopenmp -static-openmp -Wl,--enable-new-dtags -Wl,--as-needed -Wl,-z,relro,-z,now -Wl,--no-as-needed,-landroid-support,--as-needed -L/home/builder/.termux-build/_cache/android-r25b-api-24-v0/sysroot/usr/lib -L/data/data/com.termux/files/usr/lib -I/data/data/com.termux/files/usr/include/ build/temp.linux-aarch64-3.9/pcsaft.o -L/data/data/com.termux/files/usr/lib -lpython3.9 -o build/lib.linux-aarch64-3.9/pcsaft.cpython-39.so
copying build/lib.linux-aarch64-3.9/pcsaft.cpython-39.so ->

But how do i use it (.so) in jupyter or ipython session?

[defencedog]

Ok I got it ...after building above .so, I have to invoke pip install . from root directory