dvc/commands/artifacts.py
from dvc.cli import completion, formatter
from dvc.cli.command import CmdBaseNoRepo
from dvc.cli.utils import DictAction, append_doc_link
from dvc.exceptions import DvcException
from dvc.log import logger
logger = logger.getChild(__name__)
class CmdArtifactsGet(CmdBaseNoRepo):
def run(self):
from dvc.repo.artifacts import Artifacts
from dvc.scm import CloneError
from dvc.ui import ui
try:
count, out = Artifacts.get(
self.args.url,
name=self.args.name,
version=self.args.rev,
stage=self.args.stage,
force=self.args.force,
config=self.args.config,
remote=self.args.remote,
remote_config=self.args.remote_config,
out=self.args.out,
)
ui.write(f"Downloaded {count} file(s) to '{out}'")
return 0
except CloneError:
logger.exception("failed to get '%s'", self.args.name)
return 1
except DvcException:
logger.exception(
"failed to get '%s' from '%s'", self.args.name, self.args.url
)
return 1
def add_parser(subparsers, parent_parser):
ARTIFACTS_HELP = "DVC model registry artifact commands."
artifacts_parser = subparsers.add_parser(
"artifacts",
parents=[parent_parser],
description=append_doc_link(ARTIFACTS_HELP, "artifacts"),
help=ARTIFACTS_HELP,
formatter_class=formatter.RawDescriptionHelpFormatter,
)
artifacts_subparsers = artifacts_parser.add_subparsers(
dest="cmd",
help="Use `dvc artifacts CMD --help` to display command-specific help.",
required=True,
)
ARTIFACTS_GET_HELP = "Download an artifact from a DVC project."
get_parser = artifacts_subparsers.add_parser(
"get",
parents=[parent_parser],
description=append_doc_link(ARTIFACTS_GET_HELP, "artifacts/get"),
help=ARTIFACTS_HELP,
formatter_class=formatter.RawDescriptionHelpFormatter,
)
get_parser.add_argument("url", help="Location of DVC repository to download from")
get_parser.add_argument(
"name", help="Name of artifact in the repository"
).complete = completion.FILE
get_parser.add_argument(
"--rev",
nargs="?",
help="Artifact version",
metavar="<version>",
)
get_parser.add_argument(
"--stage",
nargs="?",
help="Artifact stage",
metavar="<stage>",
)
get_parser.add_argument(
"-o",
"--out",
nargs="?",
help="Destination path to download artifact to",
metavar="<path>",
).complete = completion.DIR
get_parser.add_argument(
"-j",
"--jobs",
type=int,
help=(
"Number of jobs to run simultaneously. "
"The default value is 4 * cpu_count(). "
),
metavar="<number>",
)
get_parser.add_argument(
"-f",
"--force",
action="store_true",
default=False,
help="Override local file or folder if exists.",
)
get_parser.add_argument(
"--config",
type=str,
help=(
"Path to a config file that will be merged with the config "
"in the target repository."
),
)
get_parser.add_argument(
"--remote",
type=str,
help=(
"Remote name to set as a default in the target repository "
"(only applicable when downloading from DVC remote)."
),
)
get_parser.add_argument(
"--remote-config",
type=str,
nargs="*",
action=DictAction,
help=(
"Remote config options to merge with a remote's config (default or one "
"specified by '--remote') in the target repository (only applicable "
"when downloading from DVC remote)."
),
)
get_parser.set_defaults(func=CmdArtifactsGet)