Installation Do I need to install pip? pip is already installed if you are using Python 2 >=2.7.9 or Python 3 >=3.4 downloaded from python.org or if you are working in a Virtual Environment created by virtualenv or pyvenv. Just make sure to upgrade
当使用pip install或者pip install --upgrade报错 Can't roll back cryptography; was not uninstalled 可以进行以下的尝试: sudo apt-get install libssl-dev libffi-dev 之后再继续pip install
问题描述,在使用pip安装django相关软件包时,提示错误如下: [root@test4 install]# pip install django==1.6 Downloading/unpacking django==1.6 Cannot fetch index base URL https://pypi.python.org/simple/ Could not find any downloads that satisfy the requirement django==1.6 Cleani
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
centos在yum install报错:Another app is currently holding the yum lock,这个问题可能是很多的新手经常遇到问题,之前也有人问我,包括本人在刚刚学习centos的时候也遇到过. Another app is currently holding the yum lock,这个意思很明显就是说,有另外一个应用在使用yum,被占用锁定了,所以咋办呢,直接结束掉呗. 可以通过强制关掉yum进程: # rm -f /var/run/yum.pid
pip安装报错:is not a supported wheel on this platform 可能的原因1:安装的不是对应python版本的库,下载的库名中cp35代表python3.5,其它同理. 可能的原因2:这个是我遇到的情况(下载的是对应版本的库,然后仍然提示不支持当前平台) 我下载到的Twisted库文件名: Twisted-17.5.0-cp35-cp35m-win_amd64.whl 使用pip安装(在命令行中): pip install Twisted-17.5.0-cp3
Python3 pip命令报错:Fatal error in launcher: Unable to create process using '"' 一.问题 环境:win7 同时安装python2 和 python3 执行pip 命令报错:Fatal error in launcher: Unable to create process using '"' 二.解决方案 采用命令:python3 -m pip install psycopg2 或者 python3 -m p
安装Tensorflow过程pip安装报错:is not a supported wheel on this platform 通过pip安装wheel镜像时,安装指令为: pip install -i https://pypi.tuna.tsinghua.edu.cn/simple/ https://mirrors.tuna.tsinghua.edu.cn/tensorflow/windows/cpu/tensorflow-1.3.0rc0-cp35-cp35m-win_amd64.whl 系