TypeError: issubclass() arg 1 must be a class

[Shurik244]

Traceback (most recent call last):
File "/usr/lib/python3.8/runpy.py", line 194, in _run_module_as_main
return _run_code(code, main_globals, None,
File "/usr/lib/python3.8/runpy.py", line 87, in _run_code
exec(code, run_globals)
File "/root/API/YTScraper/scraper/api.py", line 135, in
app = App(routes=routes)
File "/root/.local/share/virtualenvs/YTScraper-6Z8BojAV/lib/python3.8/site-packages/apistar/server/app.py", line 54, in init
routes = routes + self.include_extra_routes(schema_url, docs_url, static_url)
File "/root/.local/share/virtualenvs/YTScraper-6Z8BojAV/lib/python3.8/site-packages/apistar/server/app.py", line 82, in include_extra_routes
Route(
File "/root/.local/share/virtualenvs/YTScraper-6Z8BojAV/lib/python3.8/site-packages/apistar/server/core.py", line 17, in init
self.link = self.generate_link(url, method, handler, self.name)
File "/root/.local/share/virtualenvs/YTScraper-6Z8BojAV/lib/python3.8/site-packages/apistar/server/core.py", line 20, in generate_link
fields = self.generate_fields(url, method, handler)
File "/root/.local/share/virtualenvs/YTScraper-6Z8BojAV/lib/python3.8/site-packages/apistar/server/core.py", line 70, in generate_fields
elif issubclass(param.annotation, types.Type):
File "/usr/lib/python3.8/abc.py", line 102, in subclasscheck
return _abc_subclasscheck(cls, subclass)
TypeError: issubclass() arg 1 must be a class

Idk how to fix that

[faheel]

This is most likely due to incompatible Python versions. You can check if it works with Python versions before 3.8.