Edit File: env_var.cpython-37.pyc
B ���ae � @ s< d dl mZmZ d dlmZmZ ddlmZ dd� ZdZdS ) � )�absolute_import�unicode_literals)� ensure_str� ensure_text� )�convertc C s` t d�| �� ��}|�|�r\|| }y"d�t|��}t|||�}||fS tk rZ Y nX dS )z�Get the environment variable option. :param key: the config key requested :param as_type: the type we would like to convert it to :param env: environment variables to use :return: z VIRTUALENV_{}z env var {}N)r �format�upper�getr r � Exception)�keyZas_type�envZ environ_key�value�source� r �J/opt/alt/python37/lib/python3.7/site-packages/virtualenv/config/env_var.py� get_env_var s r )r N) � __future__r r Zvirtualenv.util.sixr r r r �__all__r r r r �<module> s