48 lines
1.5 KiB
Python

from typing import Dict, Any, Type, Union
from abc import ABC, abstractmethod
from pydantic import BaseModel
class Rule(ABC):
"""Base class for all rules that can be applied during document ingestion"""
@abstractmethod
def to_dict(self) -> Dict[str, Any]:
"""Convert the rule to a dictionary format for API requests"""
pass
class MetadataExtractionRule(Rule):
"""Server-side rule for extracting metadata using a schema"""
def __init__(self, schema: Union[Type[BaseModel], Dict[str, Any]]):
self.schema = schema
def to_dict(self) -> Dict[str, Any]:
if isinstance(self.schema, type) and issubclass(self.schema, BaseModel):
# Convert Pydantic model to dict schema
schema_dict = self.schema.model_json_schema()
else:
# Assume it's already a dict schema
schema_dict = self.schema
return {"type": "metadata_extraction", "schema": schema_dict}
class NaturalLanguageRule(Rule):
"""Server-side rule for transforming content using natural language"""
def __init__(self, prompt: str):
"""
Args:
prompt: Instruction for how to transform the content
e.g. "Remove any personal information" or "Convert to bullet points"
"""
self.prompt = prompt
def to_dict(self) -> Dict[str, Any]:
return {"type": "natural_language", "prompt": self.prompt}
__all__ = ["Rule", "MetadataExtractionRule", "NaturalLanguageRule"]