mirror of
https://github.com/langgenius/dify.git
synced 2025-11-04 04:43:09 +00:00
130 lines
2.9 KiB
Python
130 lines
2.9 KiB
Python
import json
|
|
import sys
|
|
from collections.abc import Mapping, Sequence
|
|
from typing import Any
|
|
|
|
from pydantic import BaseModel, ConfigDict, field_validator
|
|
|
|
from .types import SegmentType
|
|
|
|
|
|
class Segment(BaseModel):
|
|
model_config = ConfigDict(frozen=True)
|
|
|
|
value_type: SegmentType
|
|
value: Any
|
|
|
|
@field_validator('value_type')
|
|
def validate_value_type(cls, value):
|
|
"""
|
|
This validator checks if the provided value is equal to the default value of the 'value_type' field.
|
|
If the value is different, a ValueError is raised.
|
|
"""
|
|
if value != cls.model_fields['value_type'].default:
|
|
raise ValueError("Cannot modify 'value_type'")
|
|
return value
|
|
|
|
@property
|
|
def text(self) -> str:
|
|
return str(self.value)
|
|
|
|
@property
|
|
def log(self) -> str:
|
|
return str(self.value)
|
|
|
|
@property
|
|
def markdown(self) -> str:
|
|
return str(self.value)
|
|
|
|
@property
|
|
def size(self) -> int:
|
|
return sys.getsizeof(self.value)
|
|
|
|
def to_object(self) -> Any:
|
|
return self.value
|
|
|
|
|
|
class NoneSegment(Segment):
|
|
value_type: SegmentType = SegmentType.NONE
|
|
value: None = None
|
|
|
|
@property
|
|
def text(self) -> str:
|
|
return 'null'
|
|
|
|
@property
|
|
def log(self) -> str:
|
|
return 'null'
|
|
|
|
@property
|
|
def markdown(self) -> str:
|
|
return 'null'
|
|
|
|
|
|
class StringSegment(Segment):
|
|
value_type: SegmentType = SegmentType.STRING
|
|
value: str
|
|
|
|
|
|
class FloatSegment(Segment):
|
|
value_type: SegmentType = SegmentType.NUMBER
|
|
value: float
|
|
|
|
|
|
class IntegerSegment(Segment):
|
|
value_type: SegmentType = SegmentType.NUMBER
|
|
value: int
|
|
|
|
|
|
|
|
|
|
|
|
class ObjectSegment(Segment):
|
|
value_type: SegmentType = SegmentType.OBJECT
|
|
value: Mapping[str, Any]
|
|
|
|
@property
|
|
def text(self) -> str:
|
|
return json.dumps(self.model_dump()['value'], ensure_ascii=False)
|
|
|
|
@property
|
|
def log(self) -> str:
|
|
return json.dumps(self.model_dump()['value'], ensure_ascii=False, indent=2)
|
|
|
|
@property
|
|
def markdown(self) -> str:
|
|
return json.dumps(self.model_dump()['value'], ensure_ascii=False, indent=2)
|
|
|
|
|
|
class ArraySegment(Segment):
|
|
@property
|
|
def markdown(self) -> str:
|
|
items = []
|
|
for item in self.value:
|
|
if hasattr(item, 'to_markdown'):
|
|
items.append(item.to_markdown())
|
|
else:
|
|
items.append(str(item))
|
|
return '\n'.join(items)
|
|
|
|
|
|
class ArrayAnySegment(ArraySegment):
|
|
value_type: SegmentType = SegmentType.ARRAY_ANY
|
|
value: Sequence[Any]
|
|
|
|
|
|
class ArrayStringSegment(ArraySegment):
|
|
value_type: SegmentType = SegmentType.ARRAY_STRING
|
|
value: Sequence[str]
|
|
|
|
|
|
class ArrayNumberSegment(ArraySegment):
|
|
value_type: SegmentType = SegmentType.ARRAY_NUMBER
|
|
value: Sequence[float | int]
|
|
|
|
|
|
class ArrayObjectSegment(ArraySegment):
|
|
value_type: SegmentType = SegmentType.ARRAY_OBJECT
|
|
value: Sequence[Mapping[str, Any]]
|
|
|