tldr/pages/common/mamba-repoquery.md

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# mamba repoquery
> Efficiently query conda and mamba package repositories and package dependencies.
> More information: <https://mamba.readthedocs.io/en/latest/user_guide/mamba.html#repoquery>.
- Search for all available versions of a particular package:
`mamba repoquery search {{package}}`
- Search for all packages satisfying specific constraints:
`mamba repoquery search {{sphinx<5}}`
- List the dependencies of a package installed in the currently activated environment, in a tree format:
`mamba repoquery depends --tree {{scipy}}`
- Print packages in the current environment that require a particular package to be installed (i.e. inverse of `depends`):
`mamba repoquery whoneeds {{ipython}}`