Created
October 27, 2015 04:56
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Python isolated virtualenv scripts
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| function pve() { | |
| local pd=~/.python | |
| local env_name=$1 | |
| if [[ -z ${env_name} ]]; then | |
| if [[ -z ${VIRTUAL_ENV} ]]; then | |
| echo "usage: pve{2,3} <envname>" | |
| return 1 | |
| else | |
| deactivate | |
| return 0 | |
| fi | |
| fi | |
| if [[ ! -e ${pd} ]]; then | |
| echo "${pd} not found" | |
| return 1 | |
| fi | |
| local system_python=$2 | |
| if [[ ! -f "${system_python}" ]]; then | |
| echo "no system python found" | |
| return 1 | |
| fi | |
| pushd ${pd} | |
| if [[ ! -f virtualenv.py ]]; then | |
| curl -L -O https://raw.github.com/pypa/virtualenv/master/virtualenv.py | |
| fi | |
| if [[ ! -d ${env_name} ]]; then | |
| echo "installing virtualenv" | |
| ${system_python} virtualenv.py ${env_name} --no-setuptools | |
| if [[ ! -f get-pip.py ]]; then | |
| curl -L -O https://raw.github.com/pypa/pip/master/contrib/get-pip.py | |
| fi | |
| ${env_name}/bin/python ./get-pip.py | |
| fi | |
| echo "switching to existing Python environment ${env_name}" | |
| source "${env_name}/bin/activate" | |
| popd | |
| } | |
| function pve2() { | |
| local system_python | |
| if [[ -f `which python2` ]]; then | |
| system_python=`which python2` | |
| elif [[ -f `which python2.7` ]]; then | |
| system_python=`which python2.7` | |
| elif [[ -f `which python2.6` ]]; then | |
| system_python=`which python2.6` | |
| else | |
| echo "no system python2 found" | |
| return 1 | |
| fi | |
| pve "$1" "${system_python}" | |
| } | |
| function pve3() { | |
| local system_python | |
| if [[ -f `which python3` ]]; then | |
| system_python=`which python3` | |
| elif [[ -f `which python3.5` ]]; then | |
| system_python=`which python3.5` | |
| else | |
| echo "no system python3 found" | |
| return 1 | |
| fi | |
| pve "$1" "${system_python}" | |
| } |
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Copy these functions into your shell startup script:
.zshrcor.bash_profile.