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Install packages from:
- PyPI (and other indexes) using requirement specifiers.
- VCS project urls.
- Local project directories.
- Local or remote source archives.
pip also supports installing from "requirements files", which provide
an easy way to specify a whole environment to be installed.
u installu�
%prog [options] <requirement specifier> ...
%prog [options] -r <requirements file> ...
%prog [options] [-e] <vcs project url> ...
%prog [options] [-e] <local project path> ...
%prog [options] <archive url/path> ...u Install packages.c
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--editableu destu editablesu actionu appendu defaultu metavaru path/urlu helpuk Install a project in editable mode (i.e. setuptools "develop mode") from a local project path or a VCS url.u -tu --targetu
target_diru diru Install packages into <dir>.u -du
--downloadu --download-diru --download-directoryu download_diru` Download packages into <dir> instead of installing them, regardless of what's already installed.u --srcu --sourceu --source-diru --source-directoryu src_diru� Directory to check out editable projects into. The default in a virtualenv is "<venv path>/src". The default for global installs is "<current dir>/src".u -Uu --upgradeu upgradeu
store_trueu� Upgrade all packages to the newest available version. This process is recursive regardless of whether a dependency is already satisfied.u --force-reinstallu force_reinstalluK When upgrading, reinstall all packages even if they are already up-to-date.u -Iu --ignore-installedu ignore_installedu5 Ignore the installed packages (reinstalling instead).u --no-installu
no_installuN DEPRECATED. Download and unpack all packages, but don't actually install them.u
--no-downloadu no_downloadu DEPRECATED. Don't download any packages, just install the ones already downloaded (completes an install run with --no-install).u --useru
use_user_siteu Install using the user scheme.u --eggu as_eggu� Install packages as eggs, not 'flat', like pip normally does. This option is not about installing *from* eggs. (WARNING: Because this option overrides pip's normal install logic, requirements files may not behave as expected.)u --rootu root_pathu= Install everything relative to this alternate root directory.u --strip-file-prefixu strip_file_prefixu prefixu5 Strip given prefix from script paths in wheel RECORD.u --compileu compileu Compile py files to pycu --no-compileu store_falseu Do not compile py files to pycu --preuY Include pre-release and development versions. By default, pip only finds stable versions.i TF( u superu InstallCommandu __init__u cmd_optsu
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Create a package finder appropriate to this install command.
This method is meant to be overridden by subclasses, not
called directly.
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