日常问题--解决 ‘Could not fetch URL https://pypi.python.org’的问题

难题描述: 解决方法: 使用命令python -m pip install Scrapy --trusted-host=pypi.python.org --trusted-host=pypi.org --trusted-host=files.pythonhosted.org,结果:成功…

解决 ‘Could not fetch URL https://pypi.python.org’的问题

[前提]: win10下python3和python2共存环境,但是环境变量只配置了python3 [问题]: 用pip安装一个包执行pip2 install xxx的时候报错Fatal error in launcher: Unable to create process using '"' 执行pip3 install xxx的时候报同样的错误Fatal error in launcher: Unable to create process using '"' [解决]:pytho…

pip install xxx Could not fetch URL https://pypi.org/simple/pip/

Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirmingthe ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pip/ (Caused by SSLError(SSLError(1, u'[SSL: CERTIFICATE_VERIF…

windows环境pip安装时一直报错Could not fetch URL https://pypi.org/simple/xrld/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url:

最近项目不忙了~~有开始专研的python大业,上来想用pip安装一个第三方的库,就一直报错: Could not fetch URL https://pypi.org/simple/xrld/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/xrld/ (Cause…

Cannot fetch index base URL https://pypi.python.org/pypi/ 解决方法

vi /etc/resolv.conf # Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8) # DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN nameserver 8.8.8.8…

Could not fetch URL https://pypi.org/simple/pip/: There was a problem confir

这个问题其实是无意中解决的:因为在网上找不到解决办法,是我在yum -y installl wget后,自动就好了,安装wget的时候,可能更新了openssl的缘故吧.…

Cannot fetch index base URL https://pypi.python.org/simple/

这个就是相源的问题,正常安装你的根目录下会有这个pip.log文件,如下 root@liu:~# ll .pip/ total 16 drwxr-xr-x 2 root root 4096 Sep 1 23:06 ./ drwx------ 6 root root 4096 Sep 1 23:06 ../ -rw-r--r-- 1 root root 85 Sep 1 23:04 pip.conf 现在修改源,创建文件php.conf,内容如下 root@liu:~# cat .pip/pip.…

虚拟环境中pip install requirments.txt: Cannot fetch index base URL https://pypi.python.org/simple/

Stackoverflow : http://stackoverflow.com/questions/15501133/python-pip-error-cannot-fetch-index-base-url-https-pypi-python-org-simple…

使用python+xpath 获取https://pypi.python.org/pypi/lxml/2.3/的下载链接

使用python+xpath 获取https://pypi.python.org/pypi/lxml/2.3/的下载链接: 使用requests获取html后,分析html中的标签发现所需要的链接在<table class="list" >...</table> 中然后分别获却<tr class="odd"> 和<tr class="even">中的内容 ,使用xpath时可以写成xpath('/…

Failed to fetch URl https://dl-ssl.google.com/android/repository/addo Android SDK更新以及ADT更新出现问题的解决办法

问题描述使用SDK Manager更新时出现问题Failed to fetch URL https://dl-ssl.google.com/android/repository/repository-6.xml, reason: Connection to https://dl-ssl.google.com refusedFailed to fetch URL http://dl-ssl.google.com/android/repository/addons_list-1.xml, reas…

"Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list.xml,reason: Connection

"Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list.xml,reason: Connection to https://dl-ssl.google.com refused" 使用Android SDK Manager下载 SDK时候出现上面的错误,解决方式: 1.打开C:\WINDOWS\system32\drivers\etc中的hosts文件 2.最后一行添加一个74.125.…

Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-2.xml

解决方法来源:http://www.cnblogs.com/kaka-bing/archive/2012/10/31/2747490.html 问题描述: 使用Android SDK Manager检查在线更新,提示一下错误: "Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list.xml,reason: Connection to https://dl-ssl.google.com refuse…

Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-2.xml, reason: Connect

Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-2.xml, reason: Connect 2015-01-18 09:28:50| 分类: Android 开发每日|举报|字号订阅下载LOFTER我的照片书 | Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-…

使用国内镜像通过pip安装python的一些包 Cannot fetch index base URL http://pypi.python.org/simple/

原文地址:http://www.xuebuyuan.com/1157602.html 学习flask,安装virtualenv环境,这些带都ok,但是一安装包总是出错无法安装, 比如这样超时的问题: (env)user@orz:~/flask_study/venv-test/test$ easy_install Flask-SQLAlchemy Searching for Flask-SQLAlchemy Reading http://pypi.python.org/simple/Flask-S…

pip安装python包出现Cannot fetch index base URL http://pypi.python.org/simple/

pipinstall***安装python包,出现 Cannot fetch index base URL http://pypi.python.org/simple /错误提示或者直接安装不成功. 解决办法1.windows下创建/%user%/pip/pop.ini,并添加以下内容. [global] index-url=http://pypi.douban.com/simple/ 2.linux创建文件~/.pip/pip.conf,并添加一下内容. …

HanLP https://pypi.python.org/pypi/sumy/

HanLP - 汉语言处理包 http://hanlp.linrunsoft.com/doc.html https://pypi.python.org/pypi/sumy/…

解决pip安装模块报错Cannot fetch index base URL http://pypi.python.org/simple/

产生这个问题的原因呢和github一样,因为他们用的cdn被墙.经小伙伴反馈,解决办法如下. 通过指定国内镜像源来安装: pip --trusted-host 镜像源 install 模块名 -i 镜像源路径例如:pip --trusted-host pypi.doubanio.com install paramiko -i http://pypi.doubanio.com/simple 注意后面要有/simple目录!!! 命令解释: --trusted-host 指定可信源(忽略https…

Failed to fetch URL https://dl-ssl.google.com/android/repository/repository-6.xml, reason: Connection to https://dl-ssl.google.com refused

修改hosts文件.文件在C:\WINDOWS\system32\drivers\etc目录下,Linux用户打开/etc/hosts文件.用记事本打开文件后添加以下内容. #Google主页203.208.46.146 www.google.com#这行是为了方便打开Android开发官网现在好像不FQ也可以打开74.125.113.121 developer.android.com#更新的内容从以下地址下载203.208.46.146 dl.google.com203.208.46.146…

pip install 报错 Could not fetch URL

Could not fetch URL https://pypi.python.org/simple/xxx/: There was a problem confirming the ssl certificate: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:749) - skipping Could not find a version that satisfies the requirement xx…

Android SDK Manager检查更新时遇到Failed to fetch URL xxxxxxx reason: Connection to xxxxxx的错误的解决办法!

首先说明的是这个问题并不是每个人都存在,但是我和我的一个同学都有这种情况,所以我同学百度了一下,找出了解决办法. 问题描述: 使用Android SDK Manager检查在线更新,提示以下错误: "Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list.xml,reason: Connection to https://dl-ssl.google.com refused" 如图图1…

android SDK Manager更新不了,出现错误提示："Failed to fetch URL..."!

可以用以下办法解决: 使用SDK Manager更新时出现问题 Failed to fetch URL https://dl-ssl.google.com/android/repository/repository-6.xml, reason: Connection to https://dl-ssl.google.com refused Failed to fetch URL http://dl-ssl.google.com/android/repository/addons_list-1.x…

Failed to fetch URL http://dl-ssl.google.com/android/repository/addons_list-2.xml, reason: Connectio (andriod sdk manager) http://dl-ssl.google.com/android上不去解决方案

Fetching https://dl-ssl.google.com/android/repository/addons_list-2.xml Fetched Add-ons List successfully Fetching URL: https://dl-ssl.google.com/android/repository/repository-8.xml Done loading packages. Fetching https://dl-ssl.google.com/androi…

（未解决）WIN8下使用POWERSHELL安装python easy_install无法成功

按照https://pypi.python.org/pypi/setuptools#windows-8-powershell介绍的方法, 安装未成功.安装似乎没有启动, 也未安装成功. Windows 8 (Powershell) For best results, uninstall previous versions FIRST (see Uninstalling). Using Windows 8 or later, it's possible to install with one si…

解决svn--Unable to connect to a repository at URL ‘https://xxxxxx’ 问题

在checkout项目时,出现如下错误: Error Unable to connect to a repository at URL 'https://XXXX' Error Access to 'https://XXXX ' forbidden 在网上找的方法清除本地缓冲(详见http://blog.sina.com.cn/s/blog_7139569d0101afdz.html) 按照网上说的清除本地缓冲后,再次checkout,问题还是没有解决 ???????? 最后问同事,问题确定…

iOS - 解决Unable to add a source with url `https://github.com/CocoaPods/Specs.git` named

1 本来cocopods没有问题,最近创建项目,利用cocopods导入第三方库的时候,出现如下错误: [!] Unable to add a source with url `https://github.com/CocoaPods/Specs.git` named `master`. You can try adding it manually in `~/.cocoapods/repos` or via `pod repo add`. 解决方案: pod repo add master…

[转载]关于android SDK安装Failed to fetch URL http://dl-ssl.google.com/android/repository/addons_list-1.xml出错

原文地址为:http://blog.csdn.net/springsky_/article/details/7442388 因为入行移动测试,所以很多测试环境的搭建.从中遇到了和这个GG同样的问题.怕GG哪天删了,就转载了GG的博文~ 最近SDK出问题了,然后在google下载了一个android-sdk-windows.rar,然后点击SDK Manager,结果一直不能刷新API Level,然后就开始在网上找了好多资料,解决这个问题,修改 HOSTS, HTTP 和 HTTPS …

Failed to fetch URL http://dl-ssl.google.com/android/repository/addons_list-2.xml, reason:

http://blog.csdn.net/gyming/article/details/8168166/ 最近接受的这个项目需要Android SDK Tools revision 22.6.2 or above.,所以必须得更新SDK, 然而在SDKmanager中更新android SDK 总是提示: Fetching http://dl-ssl.google.com/android/repository/addons_list-2.xmlFetched Add-ons List succe…