~/Documents/Git/narwhal-master/narwhal/gsw.py in ()
12 return splitext(s)[1] == ".so" and s.startswith("cgsw")
13
---> 14 name = list(filter(find_gsw, listdir(install_dir)))[0]
15 cgsw = ctypes.cdll.LoadLibrary(join(install_dir, name))
16
IndexError: list index out of range