WARNING: Writing cache to '$REDACTED/.cache/youtube-dl/youtube-sigfuncs/js_vflXGBaUN_82.json' failed: Traceback (most recent call last):

 "/usr/lib/python3.4/site-packages/youtube_dl/extractor/youtube.py", line 391, in _extract_signature_function
cache_res = res(test_string)

 "/usr/lib/python3.4/site-packages/youtube_dl/extractor/youtube.py", line 449, in <lambda>
return lambda s: initial_function([s])

 "/usr/lib/python3.4/site-packages/youtube_dl/jsinterp.py", line 113, in resf
res = self.interpret_statement(stmt, local_vars)

 "/usr/lib/python3.4/site-packages/youtube_dl/jsinterp.py", line 43, in interpret_statement
'Cannot determine left side of statement in %r' % stmt)youtube_dl.utils.ExtractorError: Cannot determine left side of statement in 'xh(this.j,a)'; 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):

 "azuretest/test_tableservice.py", line 578, in test_update_entity_with_if_doesnt_match
entities = self._create_table_with_default_entities(self.table_name, 1)

 "azuretest/test_tableservice.py", line 79, in _create_table_with_default_entities
entities.append(self.tc.insert_entity(table_name, self._create_default_entity_dict('MyPartition', str(i))))

 "/Users/huguesvalois/Documents/azure/src/azure/storage/tableservice.py", line 235, in insert_entity
response = self._perform_request(request)

 "/Users/huguesvalois/Documents/azure/src/azure/storage/storageclient.py", line 117, in _perform_request
_storage_error_handler(e)

 "/Users/huguesvalois/Documents/azure/src/azure/storage/__init__.py", line 701, in _storage_error_handler
raise WindowsAzureError(azure._ERROR_UNKNOWN % http_error.message)WindowsAzureError: Unknown error (Bad Request)