code: def furnsh(path):
      
      if isinstance(path, list):
          for p in path:
              libspice.furnsh_c(stypes.stringToCharP(p))
      else:
          path = stypes.stringToCharP(path)
          libspice.furnsh_c(path)
docs: Load one or more SPICE kernels into a program.
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/furnsh_c.html
  
      :param path: one or more paths to kernels
      :type path: str or list of str