from abc import ABCMeta
from pathlib import Path
from ..seeder import Seeder
from ..wheels import Version
PERIODIC_UPDATE_ON_BY_DEFAULT = True
class BaseEmbed(Seeder, metaclass=ABCMeta):
def __init__(self, options):
super().__init__(options, enabled=options.no_seed is False)
self.download = options.download
self.extra_search_dir = [i.resolve() for i in options.extra_search_dir if i.exists()]
self.pip_version = options.pip
self.setuptools_version = options.setuptools
self.wheel_version = options.wheel
self.no_pip = options.no_pip
self.no_setuptools = options.no_setuptools
self.no_wheel = options.no_wheel
self.app_data = options.app_data
self.periodic_update = not options.no_periodic_update
if not self.distribution_to_versions():
self.enabled = False
@classmethod
def distributions(cls):
return {
"pip": Version.bundle,
"setuptools": Version.bundle,
"wheel": Version.bundle,
}
def distribution_to_versions(self):
return {
distribution: getattr(self, f"{distribution}_version")
for distribution in self.distributions()
if getattr(self, f"no_{distribution}") is False
}
@classmethod
def add_parser_arguments(cls, parser, interpreter, app_data): # noqa: U100
group = parser.add_mutually_exclusive_group()
group.add_argument(
"--no-download",
"--never-download",
dest="download",
action="store_false",
help=f"pass to disable download of the latest {'/'.join(cls.distributions())} from PyPI",
default=True,
)
group.add_argument(
"--download",
dest="download",
action="store_true",
help=f"pass to enable download of the latest {'/'.join(cls.distributions())} from PyPI",
default=False,
)
parser.add_argument(
"--extra-search-dir",
metavar="d",
type=Path,
nargs="+",
help="a path containing wheels to extend the internal wheel list (can be set 1+ times)",
default=[],
)
for distribution, default in cls.distributions().items():
parser.add_argument(
f"--{distribution}",
dest=distribution,
metavar="version",
help=f"version of {distribution} to install as seed: embed, bundle or exact version",
default=default,
)
for distribution in cls.distributions():
parser.add_argument(
f"--no-{distribution}",
dest=f"no_{distribution}",
action="store_true",
help=f"do not install {distribution}",
default=False,
)
parser.add_argument(
"--no-periodic-update",
dest="no_periodic_update",
action="store_true",
help="disable the periodic (once every 14 days) update of the embedded wheels",
default=not PERIODIC_UPDATE_ON_BY_DEFAULT,
)
def __repr__(self):
result = self.__class__.__name__
result += "("
if self.extra_search_dir:
result += f"extra_search_dir={', '.join(str(i) for i in self.extra_search_dir)},"
result += f"download={self.download},"
for distribution in self.distributions():
if getattr(self, f"no_{distribution}"):
continue
ver = f"={getattr(self, f'{distribution}_version', None) or 'latest'}"
result += f" {distribution}{ver},"
return result[:-1] + ")"
__all__ = [
"BaseEmbed",
]
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