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Mini Shell
import logging
from contextlib import contextmanager
from subprocess import Popen
from virtualenv.discovery.cached_py_info import LogCmd
from virtualenv.seed.embed.base_embed import BaseEmbed
from ..wheels import Version, get_wheel, pip_wheel_env_run
class PipInvoke(BaseEmbed):
def __init__(self, options):
super().__init__(options)
def run(self, creator):
if not self.enabled:
return
for_py_version = creator.interpreter.version_release_str
with self.get_pip_install_cmd(creator.exe, for_py_version) as cmd:
env = pip_wheel_env_run(self.extra_search_dir, self.app_data, self.env)
self._execute(cmd, env)
@staticmethod
def _execute(cmd, env):
logging.debug("pip seed by running: %s", LogCmd(cmd, env))
process = Popen(cmd, env=env)
process.communicate()
if process.returncode != 0:
raise RuntimeError(f"failed seed with code {process.returncode}")
return process
@contextmanager
def get_pip_install_cmd(self, exe, for_py_version):
cmd = [str(exe), "-m", "pip", "-q", "install", "--only-binary", ":all:", "--disable-pip-version-check"]
if not self.download:
cmd.append("--no-index")
folders = set()
for dist, version in self.distribution_to_versions().items():
wheel = get_wheel(
distribution=dist,
version=version,
for_py_version=for_py_version,
search_dirs=self.extra_search_dir,
download=False,
app_data=self.app_data,
do_periodic_update=self.periodic_update,
env=self.env,
)
if wheel is None:
raise RuntimeError(f"could not get wheel for distribution {dist}")
folders.add(str(wheel.path.parent))
cmd.append(Version.as_pip_req(dist, wheel.version))
for folder in sorted(folders):
cmd.extend(["--find-links", str(folder)])
yield cmd
__all__ = [
"PipInvoke",
]
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