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files >> //opt/imunify360/venv/lib/python3.11/site-packages/pip/_internal/utils/egg_link.py
import os import re import sys from typing import List, Optional from pip._internal.locations import site_packages, user_site from pip._internal.utils.virtualenv import ( running_under_virtualenv, virtualenv_no_global, ) __all__ = [ "egg_link_path_from_sys_path", "egg_link_path_from_location", ] def _egg_link_names(raw_name: str) -> List[str]: """ Convert a Name metadata value to a .egg-link name, by applying the same substitution as pkg_resources's safe_name function. Note: we cannot use canonicalize_name because it has a different logic. We also look for the raw name (without normalization) as setuptools 69 changed the way it names .egg-link files (https://github.com/pypa/setuptools/issues/4167). """ return [ re.sub("[^A-Za-z0-9.]+", "-", raw_name) + ".egg-link", f"{raw_name}.egg-link", ] def egg_link_path_from_sys_path(raw_name: str) -> Optional[str]: """ Look for a .egg-link file for project name, by walking sys.path. """ egg_link_names = _egg_link_names(raw_name) for path_item in sys.path: for egg_link_name in egg_link_names: egg_link = os.path.join(path_item, egg_link_name) if os.path.isfile(egg_link): return egg_link return None def egg_link_path_from_location(raw_name: str) -> Optional[str]: """ Return the path for the .egg-link file if it exists, otherwise, None. There's 3 scenarios: 1) not in a virtualenv try to find in site.USER_SITE, then site_packages 2) in a no-global virtualenv try to find in site_packages 3) in a yes-global virtualenv try to find in site_packages, then site.USER_SITE (don't look in global location) For #1 and #3, there could be odd cases, where there's an egg-link in 2 locations. This method will just return the first one found. """ sites: List[str] = [] if running_under_virtualenv(): sites.append(site_packages) if not virtualenv_no_global() and user_site: sites.append(user_site) else: if user_site: sites.append(user_site) sites.append(site_packages) egg_link_names = _egg_link_names(raw_name) for site in sites: for egg_link_name in egg_link_names: egglink = os.path.join(site, egg_link_name) if os.path.isfile(egglink): return egglink return None
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