docs: def set_gcc():
      """Try to use GCC on OSX for OpenMP support."""
      # For macports and homebrew
  
      if 'darwin' in platform.platform().lower():
          gcc = extract_gcc_binaries()
  
          if gcc is not None:
              os.environ["CC"] = gcc
              os.environ["CXX"] = gcc
  
          else:
              global use_openmp
              use_openmp = False
              logging.warning('No GCC available. Install gcc from Homebrew '
                              'using brew install gcc.')