github, A modern Python package manager with PEP 582 support.

  • 仅在__pypackages__/<major.minor>包含必要的依赖和bin文件，没有解释器相关文件
  • 就算python解释器被删除了，但是只要有其他符合pyproject.yoml规定版本的解释器即可，项目目录下的__pypackages__不包含解释器相关的内容，venv则必须重新关联或者重新创建
$ tree -L 3 __pypackages__
__pypackages__
└── 3.10
    ├── bin
    │   ├── django-admin
    │   └── sqlformat
    ├── include
    └── lib
        ├── Django-4.0.1.dist-info
        ├── anyio
        ├── anyio-3.5.0.dist-info
        ├── asgiref
        ├── asgiref-3.4.1.dist-info
        ├── django
...

install

brew install pdm

demo

mkdir pdm-demo
cd pdm-demo
pdm init

Creating a pyproject.toml for PDM...
Please enter the Python interpreter to use
...
12. /usr/local/Cellar/pdm/1.12.2/libexec/bin/python3.10 (3.10)
Please select: [0]: 12
Using Python interpreter: /usr/local/Cellar/pdm/1.12.2/libexec/bin/python3.10 (3.10)
Is the project a library that will be uploaded to PyPI? [y/N]: N
License(SPDX name) [MIT]:
Author name [26huitailang]:
Author email [26huitailang@gmail.com]:
Python requires('*' to allow any) [>=3.10]:
Changes are written to pyproject.toml.

PDM 1.12.2 is installed, while 1.12.6 is available.
Please run $ brew upgrade pdm to upgrade.
Run $ pdm config check_update false to disable the check.

init files

~/git-checkout/pdm-demo ⌚ 10:38:57
$ la
total 16
-rw-r--r--  1 26huitailang  staff    70B Jan 12 10:37 .pdm.toml
-rw-r--r--  1 26huitailang  staff   321B Jan 12 10:38 pyproject.toml
  • .pdm.toml
    • python 路径信息
  • pyproject.toml
    • project info
    • tool info
    • build-system

添加包，会更新pyproject.toml下面的dependencies

$ pdm add django
Adding packages to default dependencies: django
✔ 🔒 Lock successful
Changes are written to pdm.lock.
Changes are written to pyproject.toml.
Synchronizing working set with lock file: 3 to add, 0 to update, 0 to remove

  ✔ Install asgiref 3.4.1 successful
  ✔ Install django 4.0.1 successful
  ✔ Install sqlparse 0.4.2 successful

🎉 All complete!

PDM 1.12.2 is installed, while 1.12.6 is available.
Please run $ brew upgrade pdm to upgrade.
Run $ pdm config check_update false to disable the check.

使用pdm定义的环境运行

pdm run django-admin -h

配置修改，修改pypi源

pdm config pypi.url https://pypi.tuna.tsinghua.edu.cn/simple

use with ide

https://pdm.fming.dev/#use-with-ide

  • pycharm 支持不完善，比如Django，添加了PATH后 run/debug configuration不能正确识别，需要点击continue anyway才能运行django server，但是最新版本默认支持poetry和pipenv，等待后续支持pep582/pdm