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lazy import colbert

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This commit is contained in:
seehi 2024-03-28 15:47:38 +08:00
parent 6cb5492f02
commit 676d5ff55b
2 changed files with 6 additions and 2 deletions
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7
metagpt/rag/factories/ranker.py
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@ -3,7 +3,6 @@
from llama_index.core.llms import LLM
from llama_index.core.postprocessor import LLMRerank
from llama_index.core.postprocessor.types import BaseNodePostprocessor
from llama_index.postprocessor.colbert_rerank import ColbertRerank
from metagpt.rag.factories.base import ConfigBasedFactory
from metagpt.rag.rankers.object_ranker import ObjectSortPostprocessor
@ -38,6 +37,12 @@ class RankerFactory(ConfigBasedFactory):
return LLMRerank(**config.model_dump())
def _create_colbert_ranker(self, config: ColbertRerankConfig, **kwargs) -> LLMRerank:
try:
from llama_index.postprocessor.colbert_rerank import ColbertRerank
except ImportError:
raise ImportError(
"`llama-index-postprocessor-colbert-rerank` package not found, please run `pip install llama-index-postprocessor-colbert-rerank`"
)
return ColbertRerank(**config.model_dump())
def _create_object_ranker(self, config: ObjectRankerConfig, **kwargs) -> LLMRerank:

1
setup.py
View file

@ -38,7 +38,6 @@ extras_require = {
"llama-index-vector-stores-faiss==0.1.1",
"llama-index-vector-stores-elasticsearch==0.1.6",
"llama-index-vector-stores-chroma==0.1.6",
"llama-index-postprocessor-colbert-rerank==0.1.1",
],
}