def safe_join(base, *paths):
    # We need to use normcase to ensure we don't false-negative on case
    # insensitive operating systems (like Windows).
    base = force_unicode(base)
    paths = [force_unicode(p) for p in paths]
    final_path = normcase(abspathu(join(base, *paths)))
    base_path = normcase(abspathu(base))
    base_path_len = len(base_path)
    # Ensure final_path starts with base_path and that the next character after
    # the final path is os.sep (or nothing, in which case final_path must be
    # equal to base_path).
    if not final_path.startswith(base_path) \
       or final_path[base_path_len:base_path_len+1] not in ('', sep):
        raise ValueError('the joined path is located outside of the base path'
                         ' component')
    return final_path
Return a two-argument callable which will be invoked with C{name},
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/utils/_os.py/safe_join--crossover with--dataset/ETHPy150Open twisted/imaginary/imaginary/iimaginary.py/IThingType.getType