Feat: pipeline supports MinerU PDF parser (#10736)

### What problem does this PR solve?

Pipeline supports MinerU PDF parser.

### Type of change

- [x] New Feature (non-breaking change which adds functionality)
This commit is contained in:
Yongteng Lei
2025-10-23 09:24:31 +08:00
committed by GitHub
parent de4f75dcd8
commit f7112acd97

View File

@ -29,6 +29,7 @@ from api.db.services.llm_service import LLMBundle
from api.utils import get_uuid from api.utils import get_uuid
from api.utils.base64_image import image2id from api.utils.base64_image import image2id
from deepdoc.parser import ExcelParser from deepdoc.parser import ExcelParser
from deepdoc.parser.mineru_parser import MinerUParser
from deepdoc.parser.pdf_parser import PlainParser, RAGFlowPdfParser, VisionParser from deepdoc.parser.pdf_parser import PlainParser, RAGFlowPdfParser, VisionParser
from rag.app.naive import Docx from rag.app.naive import Docx
from rag.flow.base import ProcessBase, ProcessParamBase from rag.flow.base import ProcessBase, ProcessParamBase
@ -155,7 +156,7 @@ class ParserParam(ProcessParamBase):
pdf_parse_method = pdf_config.get("parse_method", "") pdf_parse_method = pdf_config.get("parse_method", "")
self.check_empty(pdf_parse_method, "Parse method abnormal.") self.check_empty(pdf_parse_method, "Parse method abnormal.")
if pdf_parse_method.lower() not in ["deepdoc", "plain_text"]: if pdf_parse_method.lower() not in ["deepdoc", "plain_text", "mineru"]:
self.check_empty(pdf_config.get("lang", ""), "PDF VLM language") self.check_empty(pdf_config.get("lang", ""), "PDF VLM language")
pdf_output_format = pdf_config.get("output_format", "") pdf_output_format = pdf_config.get("output_format", "")
@ -217,6 +218,27 @@ class Parser(ProcessBase):
elif conf.get("parse_method").lower() == "plain_text": elif conf.get("parse_method").lower() == "plain_text":
lines, _ = PlainParser()(blob) lines, _ = PlainParser()(blob)
bboxes = [{"text": t} for t, _ in lines] bboxes = [{"text": t} for t, _ in lines]
elif conf.get("parse_method").lower() == "mineru":
mineru_executable = os.environ.get("MINERU_EXECUTABLE", "mineru")
pdf_parser = MinerUParser(mineru_path=mineru_executable)
if not pdf_parser.check_installation():
raise RuntimeError("MinerU not found. Please install it via: pip install -U 'mineru[core]'.")
lines, _ = pdf_parser.parse_pdf(
filepath=name,
binary=blob,
callback=self.callback,
output_dir=os.environ.get("MINERU_OUTPUT_DIR", ""),
delete_output=bool(int(os.environ.get("MINERU_DELETE_OUTPUT", 1))),
)
bboxes = []
for t, poss in lines:
box = {
"image": pdf_parser.crop(poss, 1),
"positions": [[pos[0][-1], *pos[1:]] for pos in pdf_parser.extract_positions(poss)],
"text": t,
}
bboxes.append(box)
else: else:
vision_model = LLMBundle(self._canvas._tenant_id, LLMType.IMAGE2TEXT, llm_name=conf.get("parse_method"), lang=self._param.setups["pdf"].get("lang")) vision_model = LLMBundle(self._canvas._tenant_id, LLMType.IMAGE2TEXT, llm_name=conf.get("parse_method"), lang=self._param.setups["pdf"].get("lang"))
lines, _ = VisionParser(vision_model=vision_model)(blob, callback=self.callback) lines, _ = VisionParser(vision_model=vision_model)(blob, callback=self.callback)