MaxKB/apps/dataset/task/generate.py
shaohuzhang1 4b9cecd4d1
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feat: Knowledge base generation problem (#2760)
2025-04-01 12:46:30 +08:00

140 lines
6.5 KiB
Python

import logging
import traceback
from celery_once import QueueOnce
from django.db.models import QuerySet
from django.db.models.functions import Reverse, Substr
from langchain_core.messages import HumanMessage
from common.config.embedding_config import ModelManage
from common.event import ListenerManagement
from common.util.page_utils import page, page_desc
from dataset.models import Paragraph, Document, Status, TaskType, State
from dataset.task.tools import save_problem
from ops import celery_app
from setting.models import Model
from setting.models_provider import get_model
from django.utils.translation import gettext_lazy as _
max_kb_error = logging.getLogger("max_kb_error")
max_kb = logging.getLogger("max_kb")
def get_llm_model(model_id):
model = QuerySet(Model).filter(id=model_id).first()
return ModelManage.get_model(model_id, lambda _id: get_model(model))
def generate_problem_by_paragraph(paragraph, llm_model, prompt):
try:
ListenerManagement.update_status(QuerySet(Paragraph).filter(id=paragraph.id), TaskType.GENERATE_PROBLEM,
State.STARTED)
res = llm_model.invoke(
[HumanMessage(content=prompt.replace('{data}', paragraph.content).replace('{title}', paragraph.title))])
if (res.content is None) or (len(res.content) == 0):
return
problems = res.content.split('\n')
for problem in problems:
save_problem(paragraph.dataset_id, paragraph.document_id, paragraph.id, problem)
ListenerManagement.update_status(QuerySet(Paragraph).filter(id=paragraph.id), TaskType.GENERATE_PROBLEM,
State.SUCCESS)
except Exception as e:
ListenerManagement.update_status(QuerySet(Paragraph).filter(id=paragraph.id), TaskType.GENERATE_PROBLEM,
State.FAILURE)
def get_generate_problem(llm_model, prompt, post_apply=lambda: None, is_the_task_interrupted=lambda: False):
def generate_problem(paragraph_list):
for paragraph in paragraph_list:
if is_the_task_interrupted():
return
generate_problem_by_paragraph(paragraph, llm_model, prompt)
post_apply()
return generate_problem
def get_is_the_task_interrupted(document_id):
def is_the_task_interrupted():
document = QuerySet(Document).filter(id=document_id).first()
if document is None or Status(document.status)[TaskType.GENERATE_PROBLEM] == State.REVOKE:
return True
return False
return is_the_task_interrupted
@celery_app.task(base=QueueOnce, once={'keys': ['dataset_id']},
name='celery:generate_related_by_dataset')
def generate_related_by_dataset_id(dataset_id, model_id, prompt, state_list=None):
document_list = QuerySet(Document).filter(dataset_id=dataset_id)
for document in document_list:
try:
generate_related_by_document_id.delay(document.id, model_id, prompt, state_list)
except Exception as e:
pass
@celery_app.task(base=QueueOnce, once={'keys': ['document_id']},
name='celery:generate_related_by_document')
def generate_related_by_document_id(document_id, model_id, prompt, state_list=None):
if state_list is None:
state_list = [State.PENDING.value, State.STARTED.value, State.SUCCESS.value, State.FAILURE.value,
State.REVOKE.value,
State.REVOKED.value, State.IGNORED.value]
try:
is_the_task_interrupted = get_is_the_task_interrupted(document_id)
if is_the_task_interrupted():
return
ListenerManagement.update_status(QuerySet(Document).filter(id=document_id),
TaskType.GENERATE_PROBLEM,
State.STARTED)
llm_model = get_llm_model(model_id)
# 生成问题函数
generate_problem = get_generate_problem(llm_model, prompt,
ListenerManagement.get_aggregation_document_status(
document_id), is_the_task_interrupted)
query_set = QuerySet(Paragraph).annotate(
reversed_status=Reverse('status'),
task_type_status=Substr('reversed_status', TaskType.GENERATE_PROBLEM.value,
1),
).filter(task_type_status__in=state_list, document_id=document_id)
page_desc(query_set, 10, generate_problem, is_the_task_interrupted)
except Exception as e:
max_kb_error.error(f'根据文档生成问题:{document_id}出现错误{str(e)}{traceback.format_exc()}')
max_kb_error.error(_('Generate issue based on document: {document_id} error {error}{traceback}').format(
document_id=document_id, error=str(e), traceback=traceback.format_exc()))
finally:
ListenerManagement.post_update_document_status(document_id, TaskType.GENERATE_PROBLEM)
max_kb.info(_('End--->Generate problem: {document_id}').format(document_id=document_id))
@celery_app.task(base=QueueOnce, once={'keys': ['paragraph_id_list']},
name='celery:generate_related_by_paragraph_list')
def generate_related_by_paragraph_id_list(document_id, paragraph_id_list, model_id, prompt):
try:
is_the_task_interrupted = get_is_the_task_interrupted(document_id)
if is_the_task_interrupted():
ListenerManagement.update_status(QuerySet(Document).filter(id=document_id),
TaskType.GENERATE_PROBLEM,
State.REVOKED)
return
ListenerManagement.update_status(QuerySet(Document).filter(id=document_id),
TaskType.GENERATE_PROBLEM,
State.STARTED)
llm_model = get_llm_model(model_id)
# 生成问题函数
generate_problem = get_generate_problem(llm_model, prompt, ListenerManagement.get_aggregation_document_status(
document_id))
def is_the_task_interrupted():
document = QuerySet(Document).filter(id=document_id).first()
if document is None or Status(document.status)[TaskType.GENERATE_PROBLEM] == State.REVOKE:
return True
return False
page(QuerySet(Paragraph).filter(id__in=paragraph_id_list), 10, generate_problem, is_the_task_interrupted)
finally:
ListenerManagement.post_update_document_status(document_id, TaskType.GENERATE_PROBLEM)