gmakstutis/LightRAG
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Disable conversation history by default

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- Set default history_turns to 0
- Mark history_turns as deprecated
- Remove history_turns from example
- Update documentation comments
This commit is contained in:
yangdx 2025-07-31 12:28:42 +08:00
parent 755a08edec
commit c6bd9f0329
5 changed files with 7 additions and 5 deletions
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3
README-zh.md
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@ -334,7 +334,8 @@ class QueryParam:
Format: [{"role": "user/assistant", "content": "message"}]. Format: [{"role": "user/assistant", "content": "message"}].
""" """
history_turns: int = 3 # Deprated: history message have negtive effect on query performance
history_turns: int = 0
"""Number of complete conversation turns (user-assistant pairs) to consider in the response context.""" """Number of complete conversation turns (user-assistant pairs) to consider in the response context."""
ids: list[str] | None = None ids: list[str] | None = None

4
README.md
View file

@ -335,7 +335,8 @@ class QueryParam:
Format: [{"role": "user/assistant", "content": "message"}]. Format: [{"role": "user/assistant", "content": "message"}].
""" """
history_turns: int = 3 # Deprated: history message have negtive effect on query performance
history_turns: int = 0
"""Number of complete conversation turns (user-assistant pairs) to consider in the response context.""" """Number of complete conversation turns (user-assistant pairs) to consider in the response context."""
ids: list[str] | None = None ids: list[str] | None = None
@ -614,7 +615,6 @@ conversation_history = [
query_param = QueryParam( query_param = QueryParam(
mode="mix", # or any other mode: "local", "global", "hybrid" mode="mix", # or any other mode: "local", "global", "hybrid"
conversation_history=conversation_history, # Add the conversation history conversation_history=conversation_history, # Add the conversation history
history_turns=3 # Number of recent conversation turns to consider
) )
# Make a query that takes into account the conversation history # Make a query that takes into account the conversation history

1
env.example
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@ -53,7 +53,6 @@ OLLAMA_EMULATING_MODEL_TAG=latest
######################## ########################
# LLM responde cache for query (Not valid for streaming response) # LLM responde cache for query (Not valid for streaming response)
ENABLE_LLM_CACHE=true ENABLE_LLM_CACHE=true
# HISTORY_TURNS=0
# COSINE_THRESHOLD=0.2 # COSINE_THRESHOLD=0.2
### Number of entities or relations retrieved from KG ### Number of entities or relations retrieved from KG
# TOP_K=40 # TOP_K=40

1
lightrag/base.py
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@ -100,6 +100,7 @@ class QueryParam:
Format: [{"role": "user/assistant", "content": "message"}]. Format: [{"role": "user/assistant", "content": "message"}].
""" """
# Deprecated: history message have negtive effect on query performance
history_turns: int = int(os.getenv("HISTORY_TURNS", str(DEFAULT_HISTORY_TURNS))) history_turns: int = int(os.getenv("HISTORY_TURNS", str(DEFAULT_HISTORY_TURNS)))
"""Number of complete conversation turns (user-assistant pairs) to consider in the response context.""" """Number of complete conversation turns (user-assistant pairs) to consider in the response context."""

3
lightrag/constants.py
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@ -25,9 +25,10 @@ DEFAULT_CHUNK_TOP_K = 10
DEFAULT_MAX_ENTITY_TOKENS = 10000 DEFAULT_MAX_ENTITY_TOKENS = 10000
DEFAULT_MAX_RELATION_TOKENS = 10000 DEFAULT_MAX_RELATION_TOKENS = 10000
DEFAULT_MAX_TOTAL_TOKENS = 30000 DEFAULT_MAX_TOTAL_TOKENS = 30000
DEFAULT_HISTORY_TURNS = 0
DEFAULT_COSINE_THRESHOLD = 0.2 DEFAULT_COSINE_THRESHOLD = 0.2
DEFAULT_RELATED_CHUNK_NUMBER = 5 DEFAULT_RELATED_CHUNK_NUMBER = 5
# Deprated: history message have negtive effect on query performance
DEFAULT_HISTORY_TURNS = 0
# Rerank configuration defaults # Rerank configuration defaults
DEFAULT_ENABLE_RERANK = True DEFAULT_ENABLE_RERANK = True