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:
/
opt
/
cloudlinux
/
venv
/
lib
/
python3.11
/
site-packages
/
virtualenv
/
seed
/
wheels
/ [
drwxr-xr-x
]
upload
mass deface
mass delete
console
info server
name :
acquire.py
"""Bootstrap""" import logging import sys from operator import eq, lt from pathlib import Path from subprocess import PIPE, CalledProcessError, Popen from .bundle import from_bundle from .periodic_update import add_wheel_to_update_log from .util import Version, Wheel, discover_wheels def get_wheel(distribution, version, for_py_version, search_dirs, download, app_data, do_periodic_update, env): """ Get a wheel with the given distribution-version-for_py_version trio, by using the extra search dir + download """ # not all wheels are compatible with all python versions, so we need to py version qualify it wheel = None if not download or version != Version.bundle: # 1. acquire from bundle wheel = from_bundle(distribution, version, for_py_version, search_dirs, app_data, do_periodic_update, env) if download and wheel is None and version != Version.embed: # 2. download from the internet wheel = download_wheel( distribution=distribution, version_spec=Version.as_version_spec(version), for_py_version=for_py_version, search_dirs=search_dirs, app_data=app_data, to_folder=app_data.house, env=env, ) if wheel is not None and app_data.can_update: add_wheel_to_update_log(wheel, for_py_version, app_data) return wheel def download_wheel(distribution, version_spec, for_py_version, search_dirs, app_data, to_folder, env): to_download = f"{distribution}{version_spec or ''}" logging.debug("download wheel %s %s to %s", to_download, for_py_version, to_folder) cmd = [ sys.executable, "-m", "pip", "download", "--progress-bar", "off", "--disable-pip-version-check", "--only-binary=:all:", "--no-deps", "--python-version", for_py_version, "-d", str(to_folder), to_download, ] # pip has no interface in python - must be a new sub-process env = pip_wheel_env_run(search_dirs, app_data, env) process = Popen(cmd, env=env, stdout=PIPE, stderr=PIPE, universal_newlines=True, encoding="utf-8") out, err = process.communicate() if process.returncode != 0: kwargs = {"output": out, "stderr": err} raise CalledProcessError(process.returncode, cmd, **kwargs) result = _find_downloaded_wheel(distribution, version_spec, for_py_version, to_folder, out) logging.debug("downloaded wheel %s", result.name) return result def _find_downloaded_wheel(distribution, version_spec, for_py_version, to_folder, out): for line in out.splitlines(): line = line.lstrip() for marker in ("Saved ", "File was already downloaded "): if line.startswith(marker): return Wheel(Path(line[len(marker) :]).absolute()) # if for some reason the output does not match fallback to the latest version with that spec return find_compatible_in_house(distribution, version_spec, for_py_version, to_folder) def find_compatible_in_house(distribution, version_spec, for_py_version, in_folder): wheels = discover_wheels(in_folder, distribution, None, for_py_version) start, end = 0, len(wheels) if version_spec is not None and version_spec != "": if version_spec.startswith("<"): from_pos, op = 1, lt elif version_spec.startswith("=="): from_pos, op = 2, eq else: raise ValueError(version_spec) version = Wheel.as_version_tuple(version_spec[from_pos:]) start = next((at for at, w in enumerate(wheels) if op(w.version_tuple, version)), len(wheels)) return None if start == end else wheels[start] def pip_wheel_env_run(search_dirs, app_data, env): env = env.copy() env.update({"PIP_USE_WHEEL": "1", "PIP_USER": "0", "PIP_NO_INPUT": "1"}) wheel = get_wheel( distribution="pip", version=None, for_py_version=f"{sys.version_info.major}.{sys.version_info.minor}", search_dirs=search_dirs, download=False, app_data=app_data, do_periodic_update=False, env=env, ) if wheel is None: raise RuntimeError("could not find the embedded pip") env["PYTHONPATH"] = str(wheel.path) return env __all__ = [ "get_wheel", "download_wheel", "pip_wheel_env_run", ]
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