我无法更新ubuntu中的pip。我的ubuntu 14.04 64位，Python 3.6和anaconda3安装在我的机器上。我已使用以下命令更新pip。 sudo apt-get update 我尝试过以下解决方案 在etc / hosts中添加了以下内容 91.189.88.46 us.archive.ubuntu.com 91.189.88.46 security.ubuntu.com 91.189.88.46 * .ubuntu.com
But still getting the error as
Err http://extras.ubuntu.com trusty InRelease
Err http://extras.ubuntu.com trusty Release.gpg
Could not resolve 'extras.ubuntu.com'
Err http://archive.ubuntu.com trusty InRelease
Err http://archive.ubuntu.com trusty-updates InRelease
Err http://archive.ubuntu.com trusty-backports InRelease
Err http://archive.ubuntu.com trusty-security InRelease
Err http://archive.ubuntu.com trusty Release.gpg
Could not resolve 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty/InRelease
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-updates/InRelease
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-backports/InRelease
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-security/InRelease
W: Failed to fetch http://extras.ubuntu.com/ubuntu/dists/trusty/InRelease
W: Failed to fetch http://extras.ubuntu.com/ubuntu/dists/trusty/Release.gpg Could not resolve 'extras.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty/Release.gpg Could not resolve 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-updates/Release.gpg Could not resolve 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-backports/Release.gpg Could not resolve 'archive.ubuntu.com'
W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/trusty-security/Release.gpg Could not resolve 'archive.ubuntu.com'
W: Some index files failed to download. They have been ignored, or old ones used instead.
尝试运行命令pip install --upgrade pip但是它会抛出错误。
例外： Traceback（最近一次调用最后一次）： 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/basecommand.py" ;,第215行，主要 status = self.run（options，args） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/commands/install.py" ;,第335行，在运行中 wb.build（自动建立=真） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/wheel.py" ;,第749行，在构建中 self.requirement_set.prepare_files（self.finder） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/req/req_set.py"，第380行，在prepare_files中 ignore_dependencies = self.ignore_dependencies）） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/req/req_set.py"，第487行，在_prepare_file中 req_to_install，finder） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/req/req_set.py" ;,第428行，_check_skip_installed req_to_install，upgrade_allowed） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/index.py"，第465行，在find_requirement中 all_candidates = self.find_all_candidates（req.name） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/index.py"，第423行，在find_all_candidates中 对于self._get_pages（url_locations，project_name）中的页面： 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/index.py"，第568行，在_get_pages中 page = self._get_page（location） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/index.py"，第683行，在_get_page 返回HTMLPage.get_page（link，session = self.session） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/index.py"，第792行，在get_page中 ＆＃34; Cache-Control＆＃34;：＆＃34; max-age = 600＆＃34;， 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/sessions.py" ;,第488行，获取 返回self.request（＆＃39; GET＆＃39;，url，** kwargs） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/download.py"，第386行，请求中 return super（PipSession，self）.request（method，url，* args，** kwargs） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/sessions.py" ;,第475行，请求中 resp = self.send（prep，** send_kwargs） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/sessions.py" ;,第596行，发送 r = adapter.send（request，** kwargs） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/cachecontrol/adapter.py" ;,第47行，发送 resp = super（CacheControlAdapter，self）.send（request，** kw） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/adapters.py" ;,第390行，发送 conn = self.get_connection（request.url，proxies） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/adapters.py" ;,第290行，在get_connection中 proxy_manager = self.proxy_manager_for（proxy） 文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/adapters.py"，第184行，在proxy_manager_for中 ** proxy_kwargs 在SOCKSProxyManager中的文件＆＃34; /home/tcs/anaconda3/lib/python3.6/site-packages/pip/_vendor/requests/adapters.py" ;,第43行 提出InvalidSchema（＆＃34;缺少SOCKS支持的依赖关系。＆＃34;） pip._vendor.requests.exceptions.InvalidSchema：缺少SOCKS支持的依赖项。