packages

Manage packages in ChimeraX's Python environment. Uses uv when available for faster operations, otherwise falls back to pip.

Subcommands

echi packages list

List installed packages in ChimeraX's Python environment.

echi packages list                    # List all packages
echi packages list --format json      # JSON output
echi packages list --include-stdlib   # Include stdlib packages (pip, setuptools, wheel)

Option	Description
-f, --format <FORMAT>	Output format: text (default) or json
--include-stdlib	Include stdlib packages (pip, setuptools, wheel)

echi packages check

Check for conflicts before installing a package.

echi packages check numpy                  # Check single package
echi packages check -r requirements.txt    # Check from file
echi packages check numpy --format json    # JSON output

Option	Description
-r, --requirements <FILE>	Read packages from requirements file
-f, --format <FORMAT>	Output format: text (default) or json

echi packages install

Install packages into ChimeraX's Python environment.

echi packages install pytest               # Install single package
echi packages install numpy pandas         # Install multiple packages
echi packages install "requests>=2.28"     # With version specifier
echi packages install -U numpy             # Upgrade if already installed
echi packages install --dry-run pytest     # Preview installation

Option	Description
-U, --upgrade	Upgrade packages if already installed
--dry-run	Show what would be installed without installing