Glossary

• context
• local package path
• package
• package commands
• package definition file
• package repository
• package request
• package search path
• request
• resolve
• rez-config
• rez-env
• version
• version conflict
• version range

context

An object containing everything about an environment resolve. Contexts can be stored in .rxt files, and used to reconstruct the same environment at a later date.

local package path

Path to package repository where locally-developed packages are installed to. This path typically appears at the front of the packages search path. It is typically ~/packages.

package

A versioned piece of software - the things that rez manages.

package commands

A block of python code in the package definition file that determines how the package updates the environment it is used in.

package definition file

A file, such as 'package.py', that defines everything we want to know about a package, including its dependencies. Every package has one.

package repository

A place where packages are stored - usually a directory on disk.

package request

A string describing a request for a package, such as "python-2.6+", "foo==1.0.0".

package search path

Search path that rez uses to find packages.

request

A list of package requests, such as ("python-2.6+", "foo-1", "bah==2.3.3").

resolve

A list of packages resulting from resolving a request with the dependency solver.

rez-config

A command line tool that shows the current rez configuration settings.

rez-env

A command line tool that places the user into a newly resolved environment.

version

A version number, such as "1", "2.0", "1.5.3alpha".

version conflict

Two requests for the same package that do not overlap. For example, ("python-2.5", "python-2.7").

version range

A string describing a range of possible versions, such as "4+", "<2.1", "3.0", "1.1+<2", "==4.2.2".