Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "C:\Appl\myenv\lib\site-packages\pystan\model.py", line 349, in __init__

build_extension.run()


 "C:\appl\Python36\lib\distutils\command\build_ext.py", line 339, in run

self.build_extensions()


 "C:\appl\Python36\lib\distutils\command\build_ext.py", line 448, in build_extensions

self._build_extensions_serial()


 "C:\appl\Python36\lib\distutils\command\build_ext.py", line 473, in _build_extensions_serial

self.build_extension(ext)


 "C:\appl\Python36\lib\distutils\command\build_ext.py", line 533, in build_extension

depends=ext.depends)


 "C:\appl\Python36\lib\distutils\_msvccompiler.py", line 425, in compile

raise CompileError(msg)
distutils.errors.CompileError: command 'C:\\Program 
s (x86)\\Microsoft Visual Studio\\2019\\BuildTools\\VC\\Tools\\MSVC\\14.20.27508\\bin\\HostX86\\x64\\cl.exe' failed with exit status 2

Traceback (most recent call last):


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmp0hst59yw\build\youtube_dl\YoutubeDL.py", line 1699, in process_info


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmp0hst59yw\build\youtube_dl\YoutubeDL.py", line 1641, in dl


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmp0hst59yw\build\youtube_dl\downloader\common.py", line 353, in download


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmp0hst59yw\build\youtube_dl\downloader\http.py", line 61, in real_download


 "C:\Users\dst\AppData\Roaming\Build archive\youtube-dl\rg3\tmp0hst59yw\build\youtube_dl\YoutubeDL.py", line 2001, in urlopen


 "C:\Python\Python34\lib\urllib\request.py", line 470, in open


 "C:\Python\Python34\lib\urllib\request.py", line 580, in http_response


 "C:\Python\Python34\lib\urllib\request.py", line 508, in error


 "C:\Python\Python34\lib\urllib\request.py", line 442, in _call_chain


 "C:\Python\Python34\lib\urllib\request.py", line 588, in http_error_default
urllib.error.HTTPError: HTTP Error 404: Not Found
