我在尝试安装 django 时收到错误代码

Question

Traceback (most recent call last): File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\urllib3\response.py", line 438, in _error_catcher yield File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\urllib3\response.py", line 519, in read data = self._fp.read(amt) if not fp_closed else b"" File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\cachecontrol\filewrapper.py", line 62, in read data = self.__fp.read(amt) File "C:\Users\HP\AppData\Local\Programs\Python\Python310\lib\http\client.py", line 465, in read s = self.fp.read(amt) File "C:\Users\HP\AppData\Local\Programs\Python\Python310\lib\socket.py", line 705, in readinto return self._sock.recv_into(b) File "C:\Users\HP\AppData\Local\Programs\Python\Python310\lib\ssl.py", line 1273, in recv_into return self.read(nbytes, buffer) File "C:\Users\HP\AppData\Local\Programs\Python\Python310\lib\ssl.py", line 1129, in read return self._sslobj.read(len, buffer) TimeoutError: The read operation timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last): File "C:\Users\HP\myproject\lib\site-packages\pip_internal\cli\base_command.py", line 173, in _main status = self.run(options, args) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\cli\req_command.py", line 203, in wrapper return func(self, options, args) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\commands\install.py", line 315, in run requirement_set = resolver.resolve( File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\resolver.py", line 94, in resolve result = self._result = resolver.resolve( File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\resolvelib\resolvers.py", line 472, in resolve state = resolution.resolve(requirements, max_rounds=max_rounds) File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\resolvelib\resolvers.py", line 341, in resolve self._add_to_criteria(self.state.criteria, r , parent=None) File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\resolvelib\resolvers.py", line 172, in _add_to_criteria if not criterion.candidates: File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\resolvelib\structs.py", line 151, in bool return bool(self._sequence) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\found_candidates.py", line 140, in bool return any(self) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\found_candidates.py", line 128, in return (c for c in iterator if id(c) not in self._incompatible_ids) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\found_candidates.py", line 32, in _iter_built candidate = func() File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\factory.py", line 204, in _make_candidate_from_link self._link_candidate_cache[link] = LinkCandidate( File "C:\Users\HP\myproject\lib\ site-packages\pip_internal\resolution\resolvelib\candidates.py", line 295, in init super(). init ( File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\candidates.py", line 156, in init self.dist = self._prepare() File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\candidates.py", line 227, in _prepare dist = self._prepare_distribution() File "C:\Users\HP\myproject\lib\site-packages\pip_internal\resolution\resolvelib\candidates.py", line 305, in _prepare_distribution return self._factory.preparer.prepare_linked_requirement( File "C:\Users\HP\myproject\lib\site-packages\pip_internal\operations\prepare.py", line 508, in prepare_linked_requirement return self._prepare_linked_requirement(req, parallel_builds) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\operations\prepare.py", line 550, in _prepare_linked_requirement local_file = unpack_url( File "C:\Users\HP\myproject\lib\site-packages\pip_internal\operations\prepare.py", line 239, in unpack_url file = get_http_url( File "C:\Users\HP\myproject\lib\site-packag es\pip_internal\operations\prepare.py", line 102, in get_http_url from_path, content_type = download(link, temp_dir.path) File "C:\Users\HP\myproject\lib\site-packages\pip_internal\network\download.py", line 145, in call for chunk in chunks: File "C:\Users\HP\myproject\lib\site-packages\pip_internal\cli\progress_bars.py", line 144, in iter for x in it: File "C:\Users\HP\myproject\lib\site-packages\pip_internal\network\utils.py", line 63, in response_chunks for chunk in response.raw.stream( File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\urllib3\response.py", line 576, in stream data = self.read(amt=amt, decode_content=decode_content) File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\urllib3\response.py", line 512, in read with self._error_catcher(): File "C:\Users\HP\AppData\Local\Programs\Python\Python310\lib\contextlib.py", line 153, in exit self.gen.throw(typ, value, traceback) File "C:\Users\HP\myproject\lib\site-packages\pip_vendor\urlli b3\response.py", line 443, in _error_catcher raise ReadTimeoutError(self._pool, None, "Read timed out.") pip._vendor.urllib3.exceptions.ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out.

Answer 1

Test the Django installation in a virtual environment, in cmd:

> python -m venv env
> cd env/Scripts/activate
> pip install django