When using automatic virtual environment activation with .python-version file, the script is not exporting PYENV_VERSION to my shell environment. However, when using manual activation with 'pyenv ...
# log ==> Downloading https://github.com/pyenv/pyenv-virtualenv/archive/v1.1.1.tar.gz ==> Downloading from https://codeload.github.com/pyenv/pyenv-virtualenv/tar.gz ...