如何解决在virtualenv中安装python软件包的错误?

时间:2019-10-17 04:38:17

标签: python pip

我正在使用pip在虚拟环境中安装一些软件包,但显示以下错误:

pip install Flask-Ask==0.9.8

,输出为:

Collecting Flask-Ask==0.9.8 Using cached https://files.pythonhosted.org/packages/6a/f5/d4709ae94584a0b1541e9b52b2d25a8a1bdb6e2da9d6870f23fdd0523a30/Flask-Ask-0.9.8.tar.gz ERROR: Command errored out with exit status 1: command: /home/nisha/v2env/bin/python3.6 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-wf2c65i_/Flask-Ask/setup.py'"'"'; __file__='"'"'/tmp/pip-install-wf2c65i_/Flask-Ask/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-install-wf2c65i_/Flask-Ask/pip-egg-info cwd: /tmp/pip-install-wf2c65i_/Flask-Ask/ Complete output (5 lines): Traceback (most recent call last): File "<string>", line 1, in <module> File "/tmp/pip-install-wf2c65i_/Flask-Ask/setup.py", line 8, in <module> from pip.req import parse_requirements ModuleNotFoundError: No module named 'pip.req' ---------------------------------------- ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

1 个答案:

答案 0 :(得分:1)

我认为这是一个过时的模块。因此pip必须使用较早的版本。因此,根据我的收集,任何版本超过10 pip的内容都找不到烧瓶-问(我认为是re​​q.txt文件)

尝试:

python -m pip install pip==9.0.1

注意: 完成此模块后,您将不得不再次更新点子。

模块完成后:

python -m pip install --upgrade pip