mirror of
https://github.com/Stone-Red-Code/dvc.git
synced 2026-11-06 15:28:28 +01:00
101 lines
2.7 KiB
Python
101 lines
2.7 KiB
Python
import argparse
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import logging
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from dvc.exceptions import DvcException
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from . import completion
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from .base import CmdBaseNoRepo, append_doc_link
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logger = logging.getLogger(__name__)
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class CmdGet(CmdBaseNoRepo):
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def _show_url(self):
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from dvc.api import get_url
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from dvc.ui import ui
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try:
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url = get_url(
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self.args.path, repo=self.args.url, rev=self.args.rev
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)
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ui.write(url, force=True)
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except DvcException:
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logger.exception("failed to show URL")
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return 1
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return 0
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def run(self):
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if self.args.show_url:
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return self._show_url()
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return self._get_file_from_repo()
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def _get_file_from_repo(self):
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from dvc.repo import Repo
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try:
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Repo.get(
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self.args.url,
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path=self.args.path,
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out=self.args.out,
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rev=self.args.rev,
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jobs=self.args.jobs,
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)
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return 0
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except DvcException:
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logger.exception(
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"failed to get '{}' from '{}'".format(
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self.args.path, self.args.url
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)
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)
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return 1
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def add_parser(subparsers, parent_parser):
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GET_HELP = "Download file or directory tracked by DVC or by Git."
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get_parser = subparsers.add_parser(
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"get",
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parents=[parent_parser],
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description=append_doc_link(GET_HELP, "get"),
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help=GET_HELP,
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formatter_class=argparse.RawDescriptionHelpFormatter,
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)
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get_parser.add_argument(
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"url", help="Location of DVC or Git repository to download from"
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)
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get_parser.add_argument(
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"path", help="Path to a file or directory within the repository"
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).complete = completion.FILE
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get_parser.add_argument(
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"-o",
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"--out",
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nargs="?",
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help="Destination path to download files to",
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metavar="<path>",
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).complete = completion.DIR
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get_parser.add_argument(
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"--rev",
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nargs="?",
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help="Git revision (e.g. SHA, branch, tag)",
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metavar="<commit>",
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)
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get_parser.add_argument(
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"--show-url",
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action="store_true",
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help="Print the storage location (URL) the target data would be "
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"downloaded from, and exit.",
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)
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get_parser.add_argument(
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"-j",
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"--jobs",
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type=int,
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help=(
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"Number of jobs to run simultaneously. "
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"The default value is 4 * cpu_count(). "
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"For SSH remotes, the default is 4. "
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),
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metavar="<number>",
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)
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get_parser.set_defaults(func=CmdGet)
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