How to wrap a python executable tied to a specific python version when using `pyenv`

wrap_pyenv.sh

wrap_pyenv() {
if [ "$#" -eq 2 ]; then
  if [[ -a "~/bin/$1" ]]; then
    echo "Command $1 exists.  remove it first"
    exit
  fi
  echo $'export PYENV_VIRTUALENV_DISABLE_PROMPT=1' > ~/bin/$1
  echo $'eval "$(pyenv init -)"' >> ~/bin/$1
  echo $'eval "$(pyenv virtualenv-init -)"' >> ~/bin/$1
  echo $'pyenv activate '$2 >> ~/bin/$1
  echo $1 $'"$@"' >> ~/bin/$1
  chmod +x ~/bin/$1
else
  echo "Usage: wrap_pyenv [command_name] [pyenv version]"
fi
}