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A semantic and legal text chunker based on LLM analysis

Project description

๐Ÿ”ช LLM Chunker

LLM ๊ธฐ๋ฐ˜ ์˜๋ฏธ๋ก ์  ํ…์ŠคํŠธ ๋ถ„ํ•  ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ

PyPI version License: MIT Python 3.8+

๊ธ€์ž ์ˆ˜๊ฐ€ ์•„๋‹Œ ์˜๋ฏธ ๋‹จ์œ„๋กœ ๋ฌธ์„œ๋ฅผ ๋ถ„ํ• ํ•ฉ๋‹ˆ๋‹ค.

์„ค์น˜ โ€ข ๋น ๋ฅธ ์‹œ์ž‘ โ€ข ์˜ˆ์ œ โ€ข API ๋ ˆํผ๋Ÿฐ์Šค โ€ข English


โœจ ์™œ LLM Chunker์ธ๊ฐ€?

๊ธฐ์กด ์ฒญ์ปค๋Š” ๊ธ€์ž ์ˆ˜๋‚˜ ์ •๊ทœ์‹์œผ๋กœ ํ…์ŠคํŠธ๋ฅผ ๋ถ„ํ• ํ•ด์„œ, ๋ฌธ์žฅ ์ค‘๊ฐ„์—์„œ ์ž˜๋ฆฌ๋Š” ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์Šต๋‹ˆ๋‹ค. LLM Chunker๋Š” ๋งฅ๋ฝ์„ ์ดํ•ดํ•ฉ๋‹ˆ๋‹คโ€”์†Œ์„ค์˜ ๊ฐ์ • ๋ณ€ํ™”, ๋ฒ•๋ฅ  ๋ฌธ์„œ์˜ ์กฐํ•ญ ๊ฒฝ๊ณ„, ์ฃผ์ œ ์ „ํ™˜ ๋“ฑ์„ ๊ฐ์ง€ํ•ฉ๋‹ˆ๋‹ค.

๊ธฐ์กด ์ฒญํ‚น LLM Chunker
๊ธ€์ž ์ˆ˜๋กœ ๋ถ„ํ•  ์˜๋ฏธ ๋‹จ์œ„๋กœ ๋ถ„ํ• 
๋ฌธ์žฅ ์ค‘๊ฐ„์—์„œ ์ž˜๋ฆผ ์™„์ „ํ•œ ๋ฌธ๋งฅ ๋ณด์กด
์ผ๋ฅ ์ ์ธ ๋ฐฉ์‹ ๋„๋ฉ”์ธ ๋งž์ถค ํ”„๋กฌํ”„ํŠธ

๐Ÿ“ฆ ์„ค์น˜

pip install llm-chunker

์š”๊ตฌ์‚ฌํ•ญ:

  • Python 3.8+
  • OpenAI API ํ‚ค

๐Ÿš€ ๋น ๋ฅธ ์‹œ์ž‘

from llm_chunker import GenericChunker

import os
os.environ["OPENAI_API_KEY"] = "sk-..."

chunker = GenericChunker()
chunks = chunker.split_text(your_text)

for i, chunk in enumerate(chunks):
    print(f"[์ฒญํฌ {i+1}] {chunk[:100]}...")

๐Ÿ“– ์˜ˆ์ œ

๋ชจ๋ธ ์„ ํƒํ•˜๊ธฐ

from llm_chunker import GenericChunker
from llm_chunker.analyzer import TransitionAnalyzer, create_openai_caller
from llm_chunker.prompts import get_default_prompt

# ๋ฐฉ๋ฒ• 1: model ํŒŒ๋ผ๋ฏธํ„ฐ๋กœ ์ง์ ‘ ์ง€์ •
analyzer = TransitionAnalyzer(
    prompt_generator=get_default_prompt,
    model="gpt-4o"  # ๋˜๋Š” "gpt-5-nano", "gpt-3.5-turbo"
)

# ๋ฐฉ๋ฒ• 2: ํŒฉํ† ๋ฆฌ ํ•จ์ˆ˜ ์‚ฌ์šฉ
analyzer = TransitionAnalyzer(
    prompt_generator=get_default_prompt,
    llm_caller=create_openai_caller("gpt-4o-mini")
)

chunker = GenericChunker(analyzer=analyzer)

๋ฒ•๋ฅ  ๋ฌธ์„œ ์ฒญํ‚น

from llm_chunker import GenericChunker
from llm_chunker.analyzer import TransitionAnalyzer
from llm_chunker.prompts import get_legal_prompt

analyzer = TransitionAnalyzer(
    prompt_generator=get_legal_prompt,
    model="gpt-4o"
)

chunker = GenericChunker(
    analyzer=analyzer,
    significance_threshold=6,  # ๋‚ฎ์„์ˆ˜๋ก ๋” ๋งŽ์ด ๋ถ„ํ• 
    min_chunk_gap=500          # ์ฒญํฌ ๊ฐ„ ์ตœ์†Œ ๊ฑฐ๋ฆฌ (๊ธ€์ž์ˆ˜)
)

chunks = chunker.split_text(legal_document)

์ปค์Šคํ…€ ํ”„๋กฌํ”„ํŠธ (PromptBuilder)

PromptBuilder๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ํ•จ์ˆ˜๋ฅผ ์ง์ ‘ ์ž‘์„ฑํ•˜์ง€ ์•Š๊ณ ๋„ ์ปค์Šคํ…€ ํ”„๋กฌํ”„ํŠธ๋ฅผ ์‰ฝ๊ฒŒ ๋งŒ๋“ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค:

from llm_chunker import GenericChunker, TransitionAnalyzer, PromptBuilder

# ๋ฐฉ๋ฒ• 1: ๋ฏธ๋ฆฌ ๋งŒ๋“ค์–ด์ง„ ํ”„๋ฆฌ์…‹ ์‚ฌ์šฉ
prompt = PromptBuilder.podcast(language="ko")
chunker = GenericChunker(analyzer=TransitionAnalyzer(prompt_generator=prompt))

# ๋ฐฉ๋ฒ• 2: ์ปค์Šคํ…€ ์˜ต์…˜์œผ๋กœ ์ƒ์„ฑ
prompt = PromptBuilder.create(
    domain="novel",           # podcast, novel, legal, news, meeting etc..
    find="speaker changes",   # topic changes, emotional shifts, scene changes
    language="ko",
    extra_fields=["speaker_name"]
)

์‚ฌ์šฉ ๊ฐ€๋Šฅํ•œ ํ”„๋ฆฌ์…‹:

๋ฉ”์„œ๋“œ ์šฉ๋„
PromptBuilder.podcast() ํŒŸ์บ์ŠคํŠธ ์ฃผ์ œ ๋ณ€๊ฒฝ
PromptBuilder.novel_speaker() ์†Œ์„ค ํ™”์ž ๋ณ€๊ฒฝ
PromptBuilder.novel_scene() ์†Œ์„ค ์žฅ๋ฉด ์ „ํ™˜
PromptBuilder.meeting() ํšŒ์˜๋ก ์•ˆ๊ฑด ๋ณ€๊ฒฝ

๐Ÿ“š API ๋ ˆํผ๋Ÿฐ์Šค

GenericChunker

ํŒŒ๋ผ๋ฏธํ„ฐ ํƒ€์ž… ๊ธฐ๋ณธ๊ฐ’ ์„ค๋ช…
analyzer TransitionAnalyzer None ์ปค์Šคํ…€ ๋ถ„์„๊ธฐ
significance_threshold int 7 ์ตœ์†Œ ์ค‘์š”๋„ ์ ์ˆ˜ (1-10)
min_chunk_gap int 200 ๋ถ„ํ•  ์ง€์  ๊ฐ„ ์ตœ์†Œ ๊ฑฐ๋ฆฌ
max_chunk_size int 5000 ํด๋ฐฑ ์ฒญํฌ ํฌ๊ธฐ
verbose bool False ์ƒ์„ธ ๋กœ๊ทธ ์ถœ๋ ฅ

TransitionAnalyzer

ํŒŒ๋ผ๋ฏธํ„ฐ ํƒ€์ž… ๊ธฐ๋ณธ๊ฐ’ ์„ค๋ช…
prompt_generator Callable ํ•„์ˆ˜ LLM ํ”„๋กฌํ”„ํŠธ ์ƒ์„ฑ ํ•จ์ˆ˜
model str None OpenAI ๋ชจ๋ธ๋ช…
llm_caller Callable None ์ปค์Šคํ…€ LLM ํ˜ธ์ถœ ํ•จ์ˆ˜

ํŒฉํ† ๋ฆฌ ํ•จ์ˆ˜

```python
# OpenAI
create_openai_caller(model="gpt-4o") -> Callable

๐Ÿ—๏ธ ์ž‘๋™ ์›๋ฆฌ

โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
โ”‚                      ๊ธด ํ…์ŠคํŠธ ์ž…๋ ฅ                          โ”‚
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
                            โ”‚
                            โ–ผ
โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
โ”‚ 1. ๋ถ„ํ•       LLM ์ปจํ…์ŠคํŠธ ํฌ๊ธฐ์— ๋งž๊ฒŒ ์œˆ๋„์šฐ ๋ถ„ํ•  (~2600์ž)   โ”‚
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
                            โ”‚
                            โ–ผ
โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
โ”‚ 2. ๋ถ„์„      LLM์ด ์ „ํ™˜์  ๊ฐ์ง€                               โ”‚
โ”‚              "์—ฌ๊ธฐ์„œ ๊ธฐ์จ์—์„œ ์Šฌํ””์œผ๋กœ ๊ฐ์ •์ด ๋ฐ”๋€œ"           โ”‚
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
                            โ”‚
                            โ–ผ
โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
โ”‚ 3. ํ•„ํ„ฐ๋ง    ๋‚ฎ์€ ์ค‘์š”๋„ & ์ค‘๋ณต ํฌ์ธํŠธ ์ œ๊ฑฐ                   โ”‚
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
                            โ”‚
                            โ–ผ
โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”
โ”‚ 4. ์Šฌ๋ผ์ด์‹ฑ  ๊ฒ€์ฆ๋œ ์ „ํ™˜์ ์—์„œ ํ…์ŠคํŠธ ๋ถ„ํ•                     โ”‚
โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜
                            โ”‚
                            โ–ผ
               [์ฒญํฌ 1] [์ฒญํฌ 2] [์ฒญํฌ 3] ...

๐Ÿ“„ ๋ผ์ด์„ ์Šค

MIT License - LICENSE ์ฐธ์กฐ


โญ Star History

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