Edit File: virtualenv.cpython-37.pyc
B �j�cz � @ s� d dl mZ d dlZd dlZd dlZd dlZd dlZd dlZd dlm Z e r\d dl m Z m Z e� e�Ze�d�Zdd� Zdd � Zd d � Zd d � Zdd� Zdd� Zdd� ZdS )� )�absolute_importN)�MYPY_CHECK_RUNNING)�List�Optionalz8include-system-site-packages\s*=\s*(?P<value>true|false)c C s t jtt dt j�kS )znChecks if sys.base_prefix and sys.prefix match. This handles PEP 405 compliant virtual environments. � base_prefix)�sys�prefix�getattr� r r ��/builddir/build/BUILDROOT/alt-python37-pip-20.2.4-5.el8.x86_64/opt/alt/python37/lib/python3.7/site-packages/pip/_internal/utils/virtualenv.py�_running_under_venv s r c C s t td�S )zmChecks if sys.real_prefix is set. This handles virtual environments created with pypa's virtualenv. � real_prefix)�hasattrr r r r r �!_running_under_regular_virtualenv s r c C s t � p t� S )zGReturn True if we're running inside a virtualenv, False otherwise. )r r r r r r �running_under_virtualenv( s r c C sP t j�tjd�} y&tj| dd��}|�� �� S Q R X W n t k rJ dS X dS )z�Reads {sys.prefix}/pyvenv.cfg and returns its contents as list of lines Returns None, if it could not read/access the file. z pyvenv.cfgzutf-8)�encodingN) �os�path�joinr r �io�open�read� splitlines�IOError)�pyvenv_cfg_file�fr r r �_get_pyvenv_cfg_lines/ s r c C sR t � } | dkr t�d� dS x0| D ](}t�|�}|dk r"|�d�dkr"dS q"W dS )aZ Check `{sys.prefix}/pyvenv.cfg` for system site-packages inclusion PEP 405 specifies that when system site-packages are not supposed to be visible from a virtual environment, `pyvenv.cfg` must contain the following line: include-system-site-packages = false Additionally, log a warning if accessing the file fails. Nz�Could not access 'pyvenv.cfg' despite a virtual environment being active. Assuming global site-packages is not accessible in this environment.T�value�falseF)r �logger�warning�#_INCLUDE_SYSTEM_SITE_PACKAGES_REGEX�match�group)� cfg_lines�liner" r r r �_no_global_under_venv? s r& c C s0 t j�t j�tj��} t j�| d�}t j�|�S )z�Check if "no-global-site-packages.txt" exists beside site.py This mirrors logic in pypa/virtualenv for determining whether system site-packages are visible in the virtual environment. zno-global-site-packages.txt)r r �dirname�abspath�site�__file__r �exists)� site_mod_dir� no_global_site_packages_filer r r �#_no_global_under_regular_virtualenv] s r. c C s t � r t� S t� rt� S dS )zMReturns a boolean, whether running in venv with no system site-packages. F)r r& r r. r r r r �virtualenv_no_globalk s r/ )� __future__r r �loggingr �rer) r �pip._internal.utils.typingr �typingr r � getLogger�__name__r �compiler! r r r r r& r. r/ r r r r �<module> s&