最近需要安装 numpy 的旧版本,发现不知道如何查看可以安装旧版本,解决方法在此进行记录: 然后找到你对应的版本进行安装就可以了; 保持更新,更多精彩内容,请关注 cnblogs.com/xuyaowen 参考链接: https://stackoverflow.com/questions/4888027/python-and-pip-list-all-versions-of-a-package-thats-available https...
$ pip install --upgrade package_name 或 $ pip install -U package_name 6. 冻结 Python pip 依赖 有时您想输出当前环境中所有已安装的包,或生成一个需求文件,然后通过该文件在另一个环境中进行安装。您可以使用 pip freeze 命令: # List packages $...
登录后复制$ pip install --upgrade package_name 或 登录后复制$ pip install -U package_name 6. 冻结 Python pip 依赖 有时您想输出当前环境中所有已安装的包,或生成一个需求文件,然后通过该文件在另一个环境中进行安装。您可以使用 登录后复制pip freeze 命令: 登录后复制# List packages $ pip freeze...
$ pip list Package Version Location --- --- --- amqp 5.0.1 apipkg 1.5 asteval 0.9.19 astroid 2.4.2 attrs 20.2.0 <inhouse> billiard 3.6.3.0 celery 5.0.1 Cerberus 1.3.2 certifi 2020.6.20 chardet 3.0.4 click 7.1.2 click-didyoumean 0.0.3 click-repl 0.1.6 coverage 5.3 cycler 0.10...
$ sudo pip3 list | grep adafruit-circuitpython-dht# adafruit-circuitpython-dht 4.0.0 pip3 show package_name $ pip3 show adafruit-circuitpython-dht $ sudo pip3 show adafruit-circuitpython-dht Name: adafruit-circuitpython-dht Version: 4.0.1 ...
Create a venv, install cryptography package from requirements.txt using pip Run pip list to confirm package versions installed as listed above (specifically cffi 1.15.0) Run pip-audit -r requirements.txt pip-audit tries to install cffi 1.0.2.2 and fails, as above ...
Whilepip install package==versionis a powerful command, pip offers many more commands and options that can help you manage your Python packages more effectively. For example,pip listwill show you all the packages installed in your current Python environment, along with their versions.pip show pack...
在终端或cmd先进入环境,运行:pip list 或 conda list ② 单独查看某个包的版本 法一:先进入环境,运行:pip show gym 法二:在该环境下进入python交互界面,运行下面代码 import gym print(gym.__version__) #注:version前后是双下划线 更改base环境的python版本 打开终端,执行指令:conda install python=3.8 不...
The package versions will match the version constraints that the requirements.txt file contains. You can run pip list to display the packages you just installed, with their version numbers:Windows Linux + macOS Windows PowerShell (venv) PS> python -m pip list Package Version --- --- certifi...
$ conda list# packages in environment at /Users/khuyentran/miniconda3/envs/test-conda:## Name Version Build Channel 1. 2. 3. 4. Pip Pip可以安装来自Python Package Index (PyPI)和其他存储库的任何软件包。 Poetry Poetry还可以安装来自Python Package Index (PyPI)和其他存储库的软件包。