WARNING: Automatic signature extraction failed: Traceback (most recent call last):

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 957, in _decrypt_signature
video_id, player_url, len(s)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 356, in _extract_signature_function
res = self._parse_sig_js(code)

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/youtube.py", line 424, in _parse_sig_js
u'Initial JS player signature function name')

 "/usr/lib/python2.7/dist-packages/youtube_dl/extractor/common.py", line 356, in _search_regex
raise RegexNotFoundError(u'Unable to extract %s' % _name)RegexNotFoundError: Unable to extract Initial JS player signature function name; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type
youtube-dl -U
to update.
Traceback (most recent call last):


 "/usr/lib/python3.5/unittest/loader.py", line 428, in _find_test_path

module = self._get_module_from_name(name)


 "/usr/lib/python3.5/unittest/loader.py", line 369, in _get_module_from_name

__import__(name)


 "/home/luca/Desktop/Dev/xxxxx/yyyyyy/tests/test_endpoints_yyyyyy.py", line 5, in <module>

from moto import mock_s3


 "/home/luca/Desktop/Dev/xxxxx/venv/lib/python3.5/site-packages/moto/__init__.py", line 8, in <module>

from .acm import mock_acm
# flake8: noqa


 "/home/luca/Desktop/Dev/xxxxx/venv/lib/python3.5/site-packages/moto/acm/__init__.py", line 2, in <module>

from .models import acm_backends


 "/home/luca/Desktop/Dev/xxxxx/venv/lib/python3.5/site-packages/moto/acm/models.py", line 6, in <module>

from moto.core import BaseBackend, BaseModel


 "/home/luca/Desktop/Dev/xxxxx/venv/lib/python3.5/site-packages/moto/core/__init__.py", line 2, in <module>

from .models import BaseModel, BaseBackend, moto_api_backend
# flake8: noqa


 "/home/luca/Desktop/Dev/xxxxx/venv/lib/python3.5/site-packages/moto/core/models.py", line 174, in <module>

botocore_mock = responses.RequestsMock(assert_all_requests_are_fired=False, target='botocore.vendored.requests.adapters.HTTPAdapter.send')
TypeError: __init__() got an unexpected keyword argument 'target'
