Files
ragflow/rag/llm/ocr_model.py
Yongteng Lei e9710b7aa9 Refa: treat MinerU as an OCR model 2 (#11905)
### What problem does this PR solve?

Treat MinerU as an OCR model 2. #11903

### Type of change

- [x] Refactoring
2025-12-11 17:33:12 +08:00

77 lines
3.2 KiB
Python

#
# Copyright 2025 The InfiniFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import json
import logging
import os
from typing import Any, Optional, Tuple
from deepdoc.parser.mineru_parser import MinerUParser
class Base:
def __init__(self, key: str | dict, model_name: str, **kwargs):
self.model_name = model_name
def parse_pdf(self, filepath: str, binary=None, **kwargs) -> Tuple[Any, Any]:
raise NotImplementedError("Please implement parse_pdf!")
class MinerUOcrModel(Base, MinerUParser):
_FACTORY_NAME = "MinerU"
def __init__(self, key: str | dict, model_name: str, **kwargs):
Base.__init__(self, key, model_name, **kwargs)
config = {}
if key:
try:
config = json.loads(key)
except Exception:
config = {}
config = config["api_key"]
self.mineru_api = config.get("mineru_apiserver", os.environ.get("MINERU_APISERVER", ""))
self.mineru_output_dir = config.get("mineru_output_dir", os.environ.get("MINERU_OUTPUT_DIR", ""))
self.mineru_backend = config.get("mineru_backend", os.environ.get("MINERU_BACKEND", "pipeline"))
self.mineru_server_url = config.get("mineru_server_url", os.environ.get("MINERU_SERVER_URL", ""))
self.mineru_delete_output = bool(int(config.get("mineru_delete_output", os.environ.get("MINERU_DELETE_OUTPUT", 1))))
self.mineru_executable = os.environ.get("MINERU_EXECUTABLE", "mineru")
logging.info(f"Parsed MinerU config: {config}")
MinerUParser.__init__(self, mineru_path=self.mineru_executable, mineru_api=self.mineru_api, mineru_server_url=self.mineru_server_url)
def check_available(self, backend: Optional[str] = None, server_url: Optional[str] = None) -> Tuple[bool, str]:
backend = backend or self.mineru_backend
server_url = server_url or self.mineru_server_url
return self.check_installation(backend=backend, server_url=server_url)
def parse_pdf(self, filepath: str, binary=None, callback=None, parse_method: str = "raw", **kwargs):
ok, reason = self.check_available()
if not ok:
raise RuntimeError(f"MinerU not found or server not accessible: {reason}. Please install it via: pip install -U 'mineru[core]'.")
sections, tables = MinerUParser.parse_pdf(
self,
filepath=filepath,
binary=binary,
callback=callback,
output_dir=self.mineru_output_dir,
backend=self.mineru_backend,
server_url=self.mineru_server_url,
delete_output=self.mineru_delete_output,
parse_method=parse_method,
)
return sections, tables