是不是不能下载购买了的视频

[oper1000]

#55 问题已经解决了。

然后，发现收费的视频无法下载，log里面报错：
Incorrect AES key length (39 bytes)

完整日志：

2022-11-28 20:07:31,902 - INFO - cid: 453949 2022-11-28 20:07:41,608 - ERROR - Task exception was never retrieved future: <Task finished name='Task-9' coro=<download_single() done, defined at D:\qcourse_scripts-main\downloader.py:138> exception=ValueError('Incorrect AES key length (39 bytes)')> Traceback (most recent call last): File "D:\qcourse_scripts-main\downloader.py", line 150, in download_single decrypt_file(str(file) + '.ts', key) File "D:\qcourse_scripts-main\downloader.py", line 28, in decrypt_file dec = decrypt(ciphertext, key) ^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\downloader.py", line 20, in decrypt cipher = AES.new(key, AES.MODE_CBC, iv) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\AES.py", line 232, in new return _create_cipher(sys.modules[__name__], key, mode, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\__init__.py", line 79, in _create_cipher return modes[mode](factory, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\_mode_cbc.py", line 274, in _create_cbc_cipher cipher_state = factory._create_base_cipher(kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\AES.py", line 93, in _create_base_cipher raise ValueError("Incorrect AES key length (%d bytes)" % len(key)) ValueError: Incorrect AES key length (39 bytes) 2022-11-28 20:07:45,755 - ERROR - Task exception was never retrieved future: <Task finished name='Task-17' coro=<download_single() done, defined at D:\qcourse_scripts-main\downloader.py:138> exception=ValueError('Incorrect AES key length (39 bytes)')> Traceback (most recent call last): File "D:\qcourse_scripts-main\downloader.py", line 150, in download_single decrypt_file(str(file) + '.ts', key) File "D:\qcourse_scripts-main\downloader.py", line 28, in decrypt_file dec = decrypt(ciphertext, key) ^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\downloader.py", line 20, in decrypt cipher = AES.new(key, AES.MODE_CBC, iv) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\AES.py", line 232, in new return _create_cipher(sys.modules[__name__], key, mode, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\__init__.py", line 79, in _create_cipher return modes[mode](factory, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\_mode_cbc.py", line 274, in _create_cbc_cipher cipher_state = factory._create_base_cipher(kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\AES.py", line 93, in _create_base_cipher raise ValueError("Incorrect AES key length (%d bytes)" % len(key)) ValueError: Incorrect AES key length (39 bytes) 2022-11-28 20:07:45,757 - ERROR - Task exception was never retrieved future: <Task finished name='Task-18' coro=<download_single() done, defined at D:\qcourse_scripts-main\downloader.py:138> exception=ValueError('Incorrect AES key length (39 bytes)')> Traceback (most recent call last): File "D:\qcourse_scripts-main\downloader.py", line 150, in download_single decrypt_file(str(file) + '.ts', key) File "D:\qcourse_scripts-main\downloader.py", line 28, in decrypt_file dec = decrypt(ciphertext, key) ^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\downloader.py", line 20, in decrypt cipher = AES.new(key, AES.MODE_CBC, iv) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\AES.py", line 232, in new return _create_cipher(sys.modules[__name__], key, mode, *args, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\__init__.py", line 79, in _create_cipher return modes[mode](factory, **kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\_mode_cbc.py", line 274, in _create_cbc_cipher cipher_state = factory._create_base_cipher(kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "D:\qcourse_scripts-main\qcourse-venv\Lib\site-packages\Crypto\Cipher\AES.py", line 93, in _create_base_cipher raise ValueError("Incorrect AES key length (%d bytes)" % len(key)) ValueError: Incorrect AES key length (39 bytes) 2022-11-28 20:07:45,757 - ERROR - Task exception was never retrieved future: <Task finished name='Task-19' coro=<download_single() done, defined at D:\qcourse_scripts-main\downloader.py:138> exception=ValueError('Incorrect AES key length (39 bytes)')> Traceback (most recent call last): File "D:\qcourse_scripts-main\downloader.py", line 150, in download_single

所以请问是不是不能下载收费的视频，因为我试了一下免费的视频是可以下载的。

[aiguoli]

只要是你能在网页看的就都能下载，我看好多人报这个错，可以提供一下出现问题的课程链接吗

[oper1000]

只要是你能在网页看的就都能下载，我看好多人报这个错，可以提供一下出现问题的课程链接吗

https://ke.qq.com/course/453949#term_id=106050366

这个是收费课程！我不确定其他人是否能打开！

[aiguoli]

能打开，但是4799元，太贵了

[oper1000]

我是已经购买了的，那能有办法下载吗？