Traceback (most recent call last):


 "/usr/lib/python3.8/site-packages/youtube_dl/YoutubeDL.py", line 796, in extract_info

ie_result = ie.extract(url)


 "/usr/lib/python3.8/site-packages/youtube_dl/extractor/common.py", line 530, in extract

ie_result = self._real_extract(url)


 "/usr/lib/python3.8/site-packages/youtube_dl/extractor/xhamster.py", line 242, in _real_extract

self._sort_formats(formats)


 "/usr/lib/python3.8/site-packages/youtube_dl/extractor/common.py", line 1350, in _sort_formats

raise ExtractorError('No video formats found')
youtube_dl.utils.ExtractorError: No video formats found; please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; see
https://yt-dl.org/update
on how to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

Traceback (most recent call last):


 "raiden/test.py", line 3, in <module>

from raiden.storage.serialization import DictSerializer


 "/Users/paul/Projects/brainbot/raiden/raiden/storage/serialization/__init__.py", line 1, in <module>

from .serializer import DictSerializer, JSONSerializer, SerializationBase
# noqa


 "/Users/paul/Projects/brainbot/raiden/raiden/storage/serialization/serializer.py", line 13, in <module>

from raiden.storage.serialization.types import SchemaCache


 "/Users/paul/Projects/brainbot/raiden/raiden/storage/serialization/types.py", line 8, in <module>

from raiden.storage.serialization.fields import (


 "/Users/paul/Projects/brainbot/raiden/raiden/storage/serialization/fields.py", line 9, in <module>

from raiden.transfer.identifiers import CanonicalIdentifier, QueueIdentifier


 "/Users/paul/Projects/brainbot/raiden/raiden/transfer/identifiers.py", line 3, in <module>

from raiden import constants


 "/Users/paul/Projects/brainbot/raiden/raiden/constants.py", line 7, in <module>

from raiden.transfer.identifiers import CanonicalIdentifier
ImportError: cannot import name 'CanonicalIdentifier' from 'raiden.transfer.identifiers' (/Users/paul/Projects/brainbot/raiden/raiden/transfer/identifiers.py)
