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chore: import upstream snapshot with attribution
2026-07-13 13:02:24 +08:00

41 lines
1.5 KiB
Python

from cognee.shared.logging_utils import get_logger
from os.path import basename
from cognee.tasks.chunks import chunk_by_row
from cognee.modules.chunking.Chunker import Chunker
from .models.DocumentChunk import DocumentChunk
logger = get_logger()
class CsvChunker(Chunker):
async def read(self):
document_id = str(self.document.id)
document_name = self.document.name or basename(self.document.raw_data_location)
async for content_text in self.get_text():
if content_text is None:
continue
for chunk_data in chunk_by_row(content_text, self.max_chunk_size):
if chunk_data["chunk_size"] <= self.max_chunk_size:
yield DocumentChunk(
id=chunk_data["chunk_id"],
text=chunk_data["text"],
chunk_size=chunk_data["chunk_size"],
is_part_of=self.document,
chunk_index=self.chunk_index,
cut_type=chunk_data["cut_type"],
contains=[],
document_id=document_id,
document_name=document_name,
metadata={
"index_fields": ["text"],
},
)
self.chunk_index += 1
else:
raise ValueError(
f"Chunk size is larger than the maximum chunk size {self.max_chunk_size}"
)