code: def lx4dec(string, first):
      
      string = stypes.stringToCharP(string)
      first = ctypes.c_int(first)
      last = ctypes.c_int()
      nchar = ctypes.c_int()
      libspice.lx4dec_c(string, first, ctypes.byref(last), ctypes.byref(nchar))
      return last.value, nchar.value
docs: Scan a string from a specified starting position for the
      end of a decimal number.
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/lx4dec_c.html
  
      :param string: Any character string.
      :type string: str
      :param first: First character to scan from in string.
      :type first: int
      :return: last and nchar
      :rtype: tuple