以ipython为例
C:Usersshenyf>pip install ipython
WARNING: Ignoring invalid distribution -ip (d:python37libsite-packages)
WARNING: Ignoring invalid distribution -ip (d:python37libsite-packages)
Collecting ipython
Using cached ipython-7.31.1-py3-none-any.whl (792 kB)
Collecting backcall
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out. (read timeout=15)")': /packages/4c/1c/ff6546b6c12603d8dd1070aa3c3d273ad4c07f5771689a7b69a550e8c951/backcall-0.2.0-py2.py3-none-any.whl
Downloading backcall-0.2.0-py2.py3-none-any.whl (11 kB)
Collecting jedi>=0.16
Downloading jedi-0.18.1-py2.py3-none-any.whl (1.6 MB)
|████ | 204 kB 13 kB/s eta 0:01:42ERROR: Exception:
Traceback (most recent call last):
File "D:Python37libsite-packagespip_vendorurllib3response.py", line 438, in _error_catcher
yield
File "D:Python37libsite-packagespip_vendorurllib3response.py", line 519, in read
data = self._fp.read(amt) if not fp_closed else b""
File "D:Python37libsite-packagespip_vendorcachecontrolfilewrapper.py", line 62, in read
data = self.__fp.read(amt)
File "D:Python37libhttpclient.py", line 447, in read
n = self.readinto(b)
File "D:Python37libhttpclient.py", line 491, in readinto
n = self.fp.readinto(b)
File "D:Python37libsocket.py", line 589, in readinto
return self._sock.recv_into(b)
File "D:Python37libssl.py", line 1052, in recv_into
return self.read(nbytes, buffer)
File "D:Python37libssl.py", line 911, in read
return self._sslobj.read(len, buffer)
socket.timeout: The read operation timed out
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "D:Python37libsite-packagespip_internalclibase_command.py", line 173, in _main
status = self.run(options, args)
File "D:Python37libsite-packagespip_internalclireq_command.py", line 203, in wrapper
return func(self, options, args)
File "D:Python37libsite-packagespip_internalcommandsinstall.py", line 316, in run
reqs, check_supported_wheels=not options.target_dir
File "D:Python37libsite-packagespip_internalresolutionresolvelibresolver.py", line 95, in resolve
collected.requirements, max_rounds=try_to_avoid_resolution_too_deep
File "D:Python37libsite-packagespip_vendorresolvelibresolvers.py", line 472, in resolve
state = resolution.resolve(requirements, max_rounds=max_rounds)
File "D:Python37libsite-packagespip_vendorresolvelibresolvers.py", line 366, in resolve
failure_causes = self._attempt_to_pin_criterion(name)
File "D:Python37libsite-packagespip_vendorresolvelibresolvers.py", line 212, in _attempt_to_pin_criterion
criteria = self._get_updated_criteria(candidate)
File "D:Python37libsite-packagespip_vendorresolvelibresolvers.py", line 203, in _get_updated_criteria
self._add_to_criteria(criteria, requirement, parent=candidate)
File "D:Python37libsite-packagespip_vendorresolvelibresolvers.py", line 172, in _add_to_criteria
if not criterion.candidates:
File "D:Python37libsite-packagespip_vendorresolvelibstructs.py", line 151, in __bool__
return bool(self._sequence)
File "D:Python37libsite-packagespip_internalresolutionresolvelibfound_candidates.py", line 140, in __bool__
return any(self)
File "D:Python37libsite-packagespip_internalresolutionresolvelibfound_candidates.py", line 128, in
return (c for c in iterator if id(c) not in self._incompatible_ids)
File "D:Python37libsite-packagespip_internalresolutionresolvelibfound_candidates.py", line 32, in _iter_built
candidate = func()
File "D:Python37libsite-packagespip_internalresolutionresolvelibfactory.py", line 209, in _make_candidate_from_link
version=version,
File "D:Python37libsite-packagespip_internalresolutionresolvelibcandidates.py", line 301, in __init__
version=version,
File "D:Python37libsite-packagespip_internalresolutionresolvelibcandidates.py", line 156, in __init__
self.dist = self._prepare()
File "D:Python37libsite-packagespip_internalresolutionresolvelibcandidates.py", line 227, in _prepare
dist = self._prepare_distribution()
File "D:Python37libsite-packagespip_internalresolutionresolvelibcandidates.py", line 306, in _prepare_distribution
self._ireq, parallel_builds=True
File "D:Python37libsite-packagespip_internaloperationsprepare.py", line 508, in prepare_linked_requirement
return self._prepare_linked_requirement(req, parallel_builds)
File "D:Python37libsite-packagespip_internaloperationsprepare.py", line 552, in _prepare_linked_requirement
self.download_dir, hashes
File "D:Python37libsite-packagespip_internaloperationsprepare.py", line 243, in unpack_url
hashes=hashes,
File "D:Python37libsite-packagespip_internaloperationsprepare.py", line 102, in get_http_url
from_path, content_type = download(link, temp_dir.path)
File "D:Python37libsite-packagespip_internalnetworkdownload.py", line 145, in __call__
for chunk in chunks:
File "D:Python37libsite-packagespip_internalcliprogress_bars.py", line 144, in iter
for x in it:
File "D:Python37libsite-packagespip_internalnetworkutils.py", line 87, in response_chunks
decode_content=False,
File "D:Python37libsite-packagespip_vendorurllib3response.py", line 576, in stream
data = self.read(amt=amt, decode_content=decode_content)
File "D:Python37libsite-packagespip_vendorurllib3response.py", line 541, in read
raise IncompleteRead(self._fp_bytes_read, self.length_remaining)
File "D:Python37libcontextlib.py", line 130, in __exit__
self.gen.throw(type, value, traceback)
File "D:Python37libsite-packagespip_vendorurllib3response.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.
WARNING: Ignoring invalid distribution -ip (d:python37libsite-packages)
WARNING: Ignoring invalid distribution -ip (d:python37libsite-packages)
WARNING: Ignoring invalid distribution -ip (d:python37libsite-packages)
WARNING: You are using pip version 21.2.4; however, version 22.0.3 is available.
You should consider upgrading via the 'D:Python37python.exe -m pip install --upgrade pip' command.
解决办法：延长超时时间
pip --default-timeout=10000 install -U ipython
