How to use the nidigital.errors function in nidigital

def _get_library_name():
    try:
        return ctypes.util.find_library(_library_info[platform.system()][platform.architecture()[0]]['name'])  # We find and return full path to the DLL
    except KeyError:
        raise errors.UnsupportedConfigurationError

except errors.InvalidRepeatedCapabilityError:
        pass
    try:
        convert_repeated_capabilities(('5', '6-8-10'))
        assert False
    except errors.InvalidRepeatedCapabilityError:
        pass
    try:
        convert_repeated_capabilities('5,6-8-10')
        assert False
    except errors.InvalidRepeatedCapabilityError:
        pass
    try:
        convert_repeated_capabilities(5.0)
        assert False
    except errors.InvalidRepeatedCapabilityError:
        pass
    try:
        convert_repeated_capabilities([5.0, '0'])
        assert False
    except errors.InvalidRepeatedCapabilityError:
        pass
    try:
        convert_repeated_capabilities((5.0, '0'))
        assert False
    except errors.InvalidRepeatedCapabilityError:
        pass

Returns the library.Library singleton for nidigital.
    '''
    global _instance
    global _instance_lock

    with _instance_lock:
        if _instance is None:
            try:
                library_type = _get_library_type()
                if library_type == 'windll':
                    ctypes_library = ctypes.WinDLL(_get_library_name())
                else:
                    assert library_type == 'cdll'
                    ctypes_library = ctypes.CDLL(_get_library_name())
            except OSError:
                raise errors.DriverNotInstalledError()
            _instance = _library.Library(ctypes_library)
        return _instance