dc187a81d7
* fix: don't return anything on health endpoint * feat: add alembic migrations * feat: align search types with the data we store and migrate search to tasks
64 lines
2.7 KiB
Python
64 lines
2.7 KiB
Python
from uuid import UUID, uuid5, NAMESPACE_OID
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from cognee.modules.chunking import DocumentChunk
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from cognee.tasks.chunking import chunk_by_paragraph
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class TextChunker():
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id: UUID
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max_chunk_size: int
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chunk_index = 0
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chunk_size = 0
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paragraph_chunks = []
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def __init__(self, id: UUID, get_text: callable, chunk_size: int = 1024):
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self.id = id
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self.max_chunk_size = chunk_size
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self.get_text = get_text
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def read(self):
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for content_text in self.get_text():
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for chunk_data in chunk_by_paragraph(
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content_text,
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self.max_chunk_size,
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batch_paragraphs = True,
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):
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if self.chunk_size + chunk_data["word_count"] <= self.max_chunk_size:
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self.paragraph_chunks.append(chunk_data)
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self.chunk_size += chunk_data["word_count"]
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else:
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if len(self.paragraph_chunks) == 0:
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yield DocumentChunk(
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text = chunk_data["text"],
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word_count = chunk_data["word_count"],
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document_id = str(self.id),
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chunk_id = str(chunk_data["chunk_id"]),
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chunk_index = self.chunk_index,
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cut_type = chunk_data["cut_type"],
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)
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self.paragraph_chunks = []
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self.chunk_size = 0
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else:
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chunk_text = " ".join(chunk["text"] for chunk in self.paragraph_chunks)
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yield DocumentChunk(
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text = chunk_text,
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word_count = self.chunk_size,
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document_id = str(self.id),
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chunk_id = str(uuid5(NAMESPACE_OID, f"{str(self.id)}-{self.chunk_index}")),
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chunk_index = self.chunk_index,
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cut_type = self.paragraph_chunks[len(self.paragraph_chunks) - 1]["cut_type"],
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)
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self.paragraph_chunks = [chunk_data]
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self.chunk_size = chunk_data["word_count"]
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self.chunk_index += 1
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if len(self.paragraph_chunks) > 0:
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yield DocumentChunk(
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text = " ".join(chunk["text"] for chunk in self.paragraph_chunks),
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word_count = self.chunk_size,
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document_id = str(self.id),
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chunk_id = str(uuid5(NAMESPACE_OID, f"{str(self.id)}-{self.chunk_index}")),
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chunk_index = self.chunk_index,
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cut_type = self.paragraph_chunks[len(self.paragraph_chunks) - 1]["cut_type"],
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)
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