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130 lines
4.2 KiB
130 lines
4.2 KiB
# |
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# Enables local Python package installation. |
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# |
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# Authors: |
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# Sorin Ionescu <sorin.ionescu@gmail.com> |
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# Sebastian Wiesner <lunaryorn@googlemail.com> |
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# |
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# Load manually installed pyenv into the shell session. |
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if [[ -s "$HOME/.pyenv/bin/pyenv" ]]; then |
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path=("$HOME/.pyenv/bin" $path) |
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eval "$(pyenv init -)" |
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# Load package manager installed pyenv into the shell session. |
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elif (( $+commands[pyenv] )); then |
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eval "$(pyenv init -)" |
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# Prepend PEP 370 per user site packages directory, which defaults to |
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# ~/Library/Python on Mac OS X and ~/.local elsewhere, to PATH. The |
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# path can be overridden using PYTHONUSERBASE. |
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else |
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if [[ -n "$PYTHONUSERBASE" ]]; then |
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path=($PYTHONUSERBASE/bin $path) |
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elif [[ "$OSTYPE" == darwin* ]]; then |
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path=($HOME/Library/Python/*/bin(N) $path) |
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else |
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# This is subject to change. |
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path=($HOME/.local/bin $path) |
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fi |
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fi |
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# Return if requirements are not found. |
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if (( ! $+commands[python] && ! $+commands[pyenv] )); then |
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return 1 |
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fi |
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function _python-workon-cwd { |
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# Check if this is a Git repo |
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local GIT_REPO_ROOT="" |
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local GIT_TOPLEVEL="$(git rev-parse --show-toplevel 2> /dev/null)" |
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if [[ $? == 0 ]]; then |
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GIT_REPO_ROOT="$GIT_TOPLEVEL" |
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fi |
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# Get absolute path, resolving symlinks |
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local PROJECT_ROOT="${PWD:A}" |
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while [[ "$PROJECT_ROOT" != "/" && ! -e "$PROJECT_ROOT/.venv" \ |
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&& ! -d "$PROJECT_ROOT/.git" && "$PROJECT_ROOT" != "$GIT_REPO_ROOT" ]]; do |
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PROJECT_ROOT="${PROJECT_ROOT:h}" |
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done |
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if [[ "$PROJECT_ROOT" == "/" ]]; then |
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PROJECT_ROOT="." |
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fi |
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# Check for virtualenv name override |
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local ENV_NAME="" |
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if [[ -f "$PROJECT_ROOT/.venv" ]]; then |
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ENV_NAME="$(cat "$PROJECT_ROOT/.venv")" |
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elif [[ -f "$PROJECT_ROOT/.venv/bin/activate" ]];then |
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ENV_NAME="$PROJECT_ROOT/.venv" |
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elif [[ "$PROJECT_ROOT" != "." ]]; then |
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ENV_NAME="${PROJECT_ROOT:t}" |
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fi |
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if [[ -n $CD_VIRTUAL_ENV && "$ENV_NAME" != "$CD_VIRTUAL_ENV" ]]; then |
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# We've just left the repo, deactivate the environment |
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# Note: this only happens if the virtualenv was activated automatically |
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deactivate && unset CD_VIRTUAL_ENV |
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fi |
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if [[ "$ENV_NAME" != "" ]]; then |
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# Activate the environment only if it is not already active |
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if [[ "$VIRTUAL_ENV" != "$WORKON_HOME/$ENV_NAME" ]]; then |
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if [[ -e "$WORKON_HOME/$ENV_NAME/bin/activate" ]]; then |
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workon "$ENV_NAME" && export CD_VIRTUAL_ENV="$ENV_NAME" |
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elif [[ -e "$ENV_NAME/bin/activate" ]]; then |
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source $ENV_NAME/bin/activate && export CD_VIRTUAL_ENV="$ENV_NAME" |
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fi |
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fi |
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fi |
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} |
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# Load auto workon cwd hook |
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if zstyle -t ':prezto:module:python:virtualenv' auto-switch 'yes'; then |
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# Auto workon when changing directory |
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add-zsh-hook chpwd _python-workon-cwd |
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fi |
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# Load virtualenvwrapper into the shell session, unless requested not to |
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if zstyle -T ':prezto:module:python' skip-virtualenvwrapper-init; then |
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# Set the directory where virtual environments are stored. |
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export WORKON_HOME="${WORKON_HOME:-$HOME/.virtualenvs}" |
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# Disable the virtualenv prompt. |
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VIRTUAL_ENV_DISABLE_PROMPT=1 |
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if (( $+commands[pyenv-virtualenvwrapper] )); then |
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pyenv virtualenvwrapper |
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elif (( $+commands[pyenv-virtualenv-init] )); then |
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eval "$(pyenv virtualenv-init -)" |
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elif (( $+commands[virtualenvwrapper_lazy.sh] )); then |
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source "$commands[virtualenvwrapper_lazy.sh]" |
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elif (( $+commands[virtualenvwrapper.sh] )); then |
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source "$commands[virtualenvwrapper.sh]" |
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elif [[ -f /usr/share/virtualenvwrapper/virtualenvwrapper_lazy.sh ]]; then |
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source /usr/share/virtualenvwrapper/virtualenvwrapper_lazy.sh |
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elif [[ -f /usr/share/virtualenvwrapper/virtualenvwrapper.sh ]]; then |
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source /usr/share/virtualenvwrapper/virtualenvwrapper.sh |
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fi |
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fi |
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# Load PIP completion. |
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if (( $#commands[(i)pip(|[23])] )); then |
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cache_file="${0:h}/cache.zsh" |
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# Detect and use first one available among 'pip', 'pip2', 'pip3' variants |
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pip_command="$commands[(i)pip(|[23])]" |
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if [[ "$pip_command" -nt "$cache_file" || ! -s "$cache_file" ]]; then |
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# pip is slow; cache its output. And also support 'pip2', 'pip3' variants |
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$pip_command completion --zsh \ |
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| sed -e "s|compctl -K [-_[:alnum:]]* pip|& pip2 pip3|" >! "$cache_file" 2> /dev/null |
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fi |
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source "$cache_file" |
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unset cache_file |
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unset pip_command |
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fi |
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# |
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# Aliases |
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# |
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alias py='python'
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