Файловый менеджер - Редактировать - /opt/cloudlinux/venv/lib/python3.11/site-packages/virtualenv/create/via_global_ref/api.py
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import logging import os from abc import ABCMeta from pathlib import Path from virtualenv.info import fs_supports_symlink from ..creator import Creator, CreatorMeta class ViaGlobalRefMeta(CreatorMeta): def __init__(self): super().__init__() self.copy_error = None self.symlink_error = None if not fs_supports_symlink(): self.symlink_error = "the filesystem does not supports symlink" @property def can_copy(self): return not self.copy_error @property def can_symlink(self): return not self.symlink_error class ViaGlobalRefApi(Creator, metaclass=ABCMeta): def __init__(self, options, interpreter): super().__init__(options, interpreter) self.symlinks = self._should_symlink(options) self.enable_system_site_package = options.system_site @staticmethod def _should_symlink(options): # Priority of where the option is set to follow the order: CLI, env var, file, hardcoded. # If both set at same level prefers copy over symlink. copies, symlinks = getattr(options, "copies", False), getattr(options, "symlinks", False) copy_src, sym_src = options.get_source("copies"), options.get_source("symlinks") for level in ["cli", "env var", "file", "default"]: s_opt = symlinks if sym_src == level else None c_opt = copies if copy_src == level else None if s_opt is True and c_opt is True: return False if s_opt is True: return True if c_opt is True: return False return False # fallback to copy @classmethod def add_parser_arguments(cls, parser, interpreter, meta, app_data): super().add_parser_arguments(parser, interpreter, meta, app_data) parser.add_argument( "--system-site-packages", default=False, action="store_true", dest="system_site", help="give the virtual environment access to the system site-packages dir", ) group = parser.add_mutually_exclusive_group() if not meta.can_symlink and not meta.can_copy: raise RuntimeError("neither symlink or copy method supported") if meta.can_symlink: group.add_argument( "--symlinks", default=True, action="store_true", dest="symlinks", help="try to use symlinks rather than copies, when symlinks are not the default for the platform", ) if meta.can_copy: group.add_argument( "--copies", "--always-copy", default=not meta.can_symlink, action="store_true", dest="copies", help="try to use copies rather than symlinks, even when symlinks are the default for the platform", ) def create(self): self.install_patch() def install_patch(self): text = self.env_patch_text() if text: pth = self.purelib / "_virtualenv.pth" logging.debug("create virtualenv import hook file %s", pth) pth.write_text("import _virtualenv", encoding="utf-8") dest_path = self.purelib / "_virtualenv.py" logging.debug("create %s", dest_path) dest_path.write_text(text, encoding="utf-8") def env_patch_text(self): """Patch the distutils package to not be derailed by its configuration files""" with self.app_data.ensure_extracted(Path(__file__).parent / "_virtualenv.py") as resolved_path: text = resolved_path.read_text(encoding="utf-8") return text.replace('"__SCRIPT_DIR__"', repr(os.path.relpath(str(self.script_dir), str(self.purelib)))) def _args(self): return super()._args() + [("global", self.enable_system_site_package)] def set_pyenv_cfg(self): super().set_pyenv_cfg() self.pyenv_cfg["include-system-site-packages"] = "true" if self.enable_system_site_package else "false" __all__ = [ "ViaGlobalRefMeta", "ViaGlobalRefApi", ]
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