CMakeLists.txt

find_package(Python COMPONENTS Interpreter Development.Module REQUIRED)
find_package(pybind11 CONFIG REQUIRED)

pybind11_add_module(_hello MODULE _hello_python.cc)
target_link_libraries(_hello PRIVATE complexf)
install(TARGETS _hello DESTINATION _csrc)
set_target_properties(_hello PROPERTIES
    INSTALL_RPATH "$ORIGIN/.."
)