Traceback (most recent call last):


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


 "/home/abd/python/celery/env/lib/python3.8/site-packages/celery/result.py", line 221, in get

return self.backend.wait_for_pending(


 "/home/abd/python/celery/env/lib/python3.8/site-packages/celery/backends/asynchronous.py", line 195, in wait_for_pending

return result.maybe_throw(callback=callback, propagate=propagate)


 "/home/abd/python/celery/env/lib/python3.8/site-packages/celery/result.py", line 333, in maybe_throw

self.throw(value, self._to_remote_traceback(tb))


 "/home/abd/python/celery/env/lib/python3.8/site-packages/celery/result.py", line 326, in throw

self.on_ready.throw(*args, **kwargs)


 "/home/abd/python/celery/env/lib/python3.8/site-packages/vine/promises.py", line 244, in throw

reraise(type(exc), exc, tb)


 "/home/abd/python/celery/env/lib/python3.8/site-packages/vine/five.py", line 195, in reraise

raise value
TypeError: unsupported operand type(s) for +: 'int' and 'str'

Traceback (most recent call last):


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\basecommand.py", line 215, in main

status = self.run(options, args)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\commands\install.py", line 335, in run

wb.build(autobuilding=True)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\wheel.py", line 749, in build

self.requirement_set.prepare_files(self.finder)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\req\req_set.py", line 380, in prepare_files

ignore_dependencies=self.ignore_dependencies))


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\req\req_set.py", line 554, in _prepare_file

require_hashes


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\req\req_install.py", line 278, in populate_link

self.link = finder.find_requirement(self, upgrade)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\index.py", line 465, in find_requirement

all_candidates = self.find_all_candidates(req.name)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\index.py", line 423, in find_all_candidates

for page in self._get_pages(url_locations, project_name):


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\index.py", line 568, in _get_pages

page = self._get_page(location)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\index.py", line 683, in _get_page

return HTMLPage.get_page(link, session=self.session)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\index.py", line 811, in get_page

inst = cls(resp.content, resp.url, resp.headers)


 "C:\Users\AdMin\Anaconda3\lib\site-packages\pip\index.py", line 731, in __init__

namespaceHTMLElements=False,
TypeError: parse() got an unexpected keyword argument 'transport_encoding'
