pixi exec

About

Run a command and install it in a temporary environment

Usage

pixi exec [OPTIONS] [COMMAND]...

Arguments

• <COMMAND>

  The executable to run, followed by any arguments
  May be provided more than once.

Options

• --spec (-s) <SPEC>

  Matchspecs of package to install. If this is not provided, the package is guessed from the command
  May be provided more than once.

• --channel (-c) <CHANNEL>

  The channels to consider as a name or a url. Multiple channels can be specified by using this field multiple times
  May be provided more than once.

• --platform (-p) <PLATFORM>

  The platform to create the environment for
  default: current_platform

• --force-reinstall

  If specified a new environment is always created even if one already exists

• --list <LIST>

  Before executing the command, list packages in the environment Specify --list=some_regex to filter the shown packages

Config Options

• --tls-no-verify

  Do not verify the TLS certificate of the server

• --auth-file <AUTH_FILE>

  Path to the file containing the authentication token

• --pypi-keyring-provider <PYPI_KEYRING_PROVIDER>

  Specifies whether to use the keyring to look up credentials for PyPI
  options: disabled, subprocess

• --concurrent-solves <CONCURRENT_SOLVES>

  Max concurrent solves, default is the number of CPUs

• --concurrent-downloads <CONCURRENT_DOWNLOADS>

  Max concurrent network requests, default is 50

Description

Run a command and install it in a temporary environment.

Remove the temporary environments with pixi clean cache --exec.

Examples

pixi exec python

# Add a constraint to the python version
pixi exec -s python=3.9 python

# Run ipython and include the py-rattler package in the environment
pixi exec -s ipython -s py-rattler ipython

# Force reinstall to recreate the environment and get the latest package versions
pixi exec --force-reinstall -s ipython -s py-rattler ipython