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This commit is contained in:
Xi Yan 2025-03-15 14:18:52 -07:00
parent 72ccdc19a8
commit 917679cc2f
3 changed files with 139 additions and 49 deletions
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18
llama_stack/providers/inline/datasetio/localfs/datasetio.py
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@ -13,7 +13,7 @@ from urllib.parse import urlparse
import pandas
from llama_stack.apis.common.content_types import URL
from llama_stack.apis.datasetio import DatasetIO, PaginatedRowsResult
from llama_stack.apis.datasetio import DatasetIO, IterrowsResponse
from llama_stack.apis.datasets import Dataset
from llama_stack.providers.datatypes import DatasetsProtocolPrivate
from llama_stack.providers.utils.datasetio.url_utils import get_dataframe_from_url
@ -134,7 +134,7 @@ class LocalFSDatasetIOImpl(DatasetIO, DatasetsProtocolPrivate):
rows_in_page: int,
page_token: Optional[str] = None,
filter_condition: Optional[str] = None,
) -> PaginatedRowsResult:
) -> IterrowsResponse:
dataset_info = self.dataset_infos.get(dataset_id)
dataset_info.dataset_impl.load()
@ -154,7 +154,7 @@ class LocalFSDatasetIOImpl(DatasetIO, DatasetsProtocolPrivate):
rows = dataset_info.dataset_impl[start:end]
return PaginatedRowsResult(
return IterrowsResponse(
rows=rows,
total_count=len(rows),
next_page_token=str(end),
@ -170,7 +170,9 @@ class LocalFSDatasetIOImpl(DatasetIO, DatasetsProtocolPrivate):
new_rows_df = pandas.DataFrame(rows)
new_rows_df = dataset_impl._validate_dataset_schema(new_rows_df)
dataset_impl.df = pandas.concat([dataset_impl.df, new_rows_df], ignore_index=True)
dataset_impl.df = pandas.concat(
[dataset_impl.df, new_rows_df], ignore_index=True
)
url = str(dataset_info.dataset_def.url.uri)
parsed_url = urlparse(url)
@ -185,8 +187,12 @@ class LocalFSDatasetIOImpl(DatasetIO, DatasetsProtocolPrivate):
raise ValueError("Data URL must be a base64-encoded CSV")
csv_buffer = dataset_impl.df.to_csv(index=False)
base64_content = base64.b64encode(csv_buffer.encode("utf-8")).decode("utf-8")
dataset_info.dataset_def.url = URL(uri=f"data:text/csv;base64,{base64_content}")
base64_content = base64.b64encode(csv_buffer.encode("utf-8")).decode(
"utf-8"
)
dataset_info.dataset_def.url = URL(
uri=f"data:text/csv;base64,{base64_content}"
)
else:
raise ValueError(
f"Unsupported URL scheme: {parsed_url.scheme}. Only file:// and data: URLs are supported for writing."