def _decode(s, format, **kwargs):
try:
content = io_util.read_content(s)
# decode content using the given format
data = io_util.decode(content, format, **kwargs)
if type_util.is_dict(data):
return data
elif type_util.is_list(data):
# force list to dict
return {'values': data}
else:
raise ValueError(
'Invalid data type: {}, expected dict or list.'.format(
type(data)))
except Exception as e:
raise ValueError(
'Invalid data or url or filepath argument: {}\n{}'.format(
s, e))
def test_decode_with_invalid_format(self):
with self.assertRaises(ValueError):
io_util.decode('', format='xxx')