dephell deps tree

Show dependencies tree for your dependencies from from section or given package.

Show project dependencies:

$ dephell deps tree
- aiofiles [required: *, locked: 0.4.0, latest: 0.4.0]
- aiohttp [required: *, locked: 3.5.4, latest: 3.5.4]
  - async-timeout [required: <4.0,>=3.0, locked: 3.0.1, latest: 3.0.1]
  - attrs [required: >=17.3.0, locked: 19.1.0, latest: 19.1.0]
  - chardet [required: <4.0,>=2.0, locked: 3.0.4, latest: 3.0.4]
  - idna-ssl [required: >=1.0, locked: 1.1.0, latest: 1.1.0]
    - idna [required: >=2.0, locked: 2.8, latest: 2.8]
  ...

Field locked shows version that was resolved by this command, not the version that represented in any environment or lockfile.

Show dependencies for given package:

$ dephell deps tree aiohttp==3.5.4
- aiohttp [required: ==3.5.4, locked: 3.5.4, latest: 3.5.4]
  - async-timeout [required: <4.0,>=3.0, locked: 3.0.1, latest: 3.0.1]
  - attrs [required: >=17.3.0, locked: 19.1.0, latest: 19.1.0]
  - chardet [required: <4.0,>=2.0, locked: 3.0.4, latest: 3.0.4]
  - idna-ssl [required: >=1.0, locked: 1.1.0, latest: 1.1.0]
    - idna [required: >=2.0, locked: 2.8, latest: 2.8]
  ...

Graph output

You can specify --type=graph to build dependencies graph:

$ dephell deps tree --type=graph aiohttp==3.5.4

It will create next graph in .dephell_report directory:

graph example

JSON output

You can specify --type=json to generate JSON with information for every node in graph:

$ dephell deps tree --type=json aiohttp==3.5.4
[
  {
    "best": "3.5.4",
    "constraint": "==3.5.4",
    "dependencies": [
      "attrs",
      "chardet",
      "multidict",
      "async-timeout",
      "yarl",
      "idna-ssl",
      "typing-extensions"
    ],
    "latest": "3.5.4",
    "name": "aiohttp"
  },
  ...
]

As for any other command, you can filter JSON output:

dephell deps tree --type=json --filter="#.name+constraint.each()" aiohttp==3.5.4
[
  {
    "constraint": "==3.5.4",
    "name": "aiohttp"
  },
  {
    "constraint": "<4.0,>=3.0",
    "name": "async-timeout"
  },
  ...
]

See also

1. Command usage example for git repo.
2. How to filter commands JSON output.
3. dephell package outdated to show outdated packages in a lockfile or project virtual environment.
4. dephell package list to show information about installed packages.
5. dephell package show to get information about single package.