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Support downloading of single metadata objects #3

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Merged
siiptuo merged 1 commit into from
Jan 29, 2026
Merged

Support downloading of single metadata objects #3

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4 changes: 2 additions & 2 deletions cloudnet_api_client/client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -322,7 +322,7 @@ def calibration(self, instrument_pid: str, date: datetime.date | str) -> dict:

def download(
self,
metadata: MetadataList,
metadata: MetadataList | TMetadata,
output_directory: str | PathLike = ".",
concurrency_limit: int = 5,
progress: bool | None = None,
Expand All @@ -340,7 +340,7 @@ def download(

async def adownload(
self,
metadata: MetadataList,
metadata: MetadataList | TMetadata,
output_directory: str | PathLike = ".",
concurrency_limit: int = 5,
progress: bool | None = None,
Expand Down
9 changes: 6 additions & 3 deletions cloudnet_api_client/dl.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,10 @@
from tqdm import tqdm

from cloudnet_api_client import utils
from cloudnet_api_client.containers import Metadata, ProductMetadata
from cloudnet_api_client.containers import (
Metadata,
ProductMetadata,
)


class BarConfig:
Expand Down Expand Up @@ -49,13 +52,13 @@ class DlParams:

async def download_files(
base_url: str,
metadata: Iterable[Metadata],
metadata: Iterable[Metadata] | Metadata,
output_path: Path,
concurrency_limit: int,
disable_progress: bool | None,
validate_checksum: bool = False,
) -> list[Path]:
metas = list(metadata)
metas = list(metadata) if isinstance(metadata, Iterable) else [metadata]
file_exists = _checksum_matches if validate_checksum else _size_and_name_matches
semaphore = asyncio.Semaphore(concurrency_limit)
total_bytes = sum(meta.size for meta in metas)
Expand Down
13 changes: 13 additions & 0 deletions tests/test_client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -462,6 +462,19 @@ def test_download_existing_file_skip(self, client: APIClient, tmp_path: Path):
assert paths1 == paths2
assert paths2[0].stat().st_size == original_size

def test_downloading_single_metadata(self, client: APIClient, tmp_path: Path):
uuid = "ab872770-9136-4e61-8958-31e62abdfb1b"
meta = client.file(uuid)
paths = client.download(meta, output_directory=tmp_path, progress=False)
assert len(paths) == 1
assert paths[0].exists()

def test_downloading_single_metadata_II(self, client: APIClient, tmp_path: Path):
meta = client.raw_files(date_from="2025-08-01")
assert len(meta) == 3
paths = client.download(meta[0], output_directory=tmp_path, progress=False)
assert len(paths) == 1

async def test_async_download(self, client: APIClient, tmp_path: Path):
meta = client.raw_files(date_from="2025-08-01")
assert len(meta) == 3
Expand Down