usage: pybind11-config [-h] [--version] [--includes] [--cmakedir] [--pkgconfigdir]
                       [--extension-suffix]

options:
  -h, --help          show this help message and exit
  --version           Print the version and exit.
  --includes          Include flags for both pybind11 and Python headers.
  --cmakedir          Print the CMake module directory, ideal for setting -Dpybind11_ROOT in
                      CMake.
  --pkgconfigdir      Print the pkgconfig directory, ideal for setting $PKG_CONFIG_PATH.
  --extension-suffix  Print the extension for a Python module