Python virtual envs bash commands

aliases.sh

# Add this to your .bashrc or .bash_profile file to use
# 
# This gives you access to create and switch between different python envs
# To create a venv called 'foo' just type:
#     `pyve foo`
# This will create a python 3 venv and activate it as well
# If you are in a different venv and want to switch to foo, enter the same thing
pyve(){
    env_name=$1
    activate_file=~/Virtualenvs/py3/$env_name/bin/activate
    if [[ ! -a $activate_file ]]; then
        # If a venv does not exist with that name then create it
        virtualenv -p python3 ~/Virtualenvs/py3/$env_name
    fi
    # Switch to a python3 virtual env, deactivate the current one if there is
    source $activate_file
}
_pyve(){
    # Tab completion for pyve with the available envs that can be activated
    local cur=${COMP_WORDS[COMP_CWORD]}
    envs=`ls ~/Virtualenvs/py3/`
    COMPREPLY=( $(compgen -W "$envs" -- $cur) )
}
# Associate the tab completion
complete -F _pyve pyve

pyve2(){
    env_name=$1
    activate_file=~/Virtualenvs/py2/$env_name/bin/activate
    if [[ ! -a $activate_file ]]; then
        # If a venv does not exist with that name then create it
        virtualenv -p python2 ~/Virtualenvs/py2/$env_name
    fi
    # Switch to a python3 virtual env, deactivate the current one if there is
    source $activate_file
}
_pyve2(){
    # Tab completion for pyve with the available envs that can be activated
    local cur=${COMP_WORDS[COMP_CWORD]}
    envs=`ls ~/Virtualenvs/py2/`
    COMPREPLY=( $(compgen -W "$envs" -- $cur) )
}
# Associate the tab completion
complete -F _pyve2 pyve2