cai/src/agents/util/_json.py

32 lines
972 B
Python

from __future__ import annotations
from typing import Literal
from pydantic import TypeAdapter, ValidationError
from typing_extensions import TypeVar
from ..exceptions import ModelBehaviorError
from ..tracing import SpanError
from ._error_tracing import attach_error_to_current_span
T = TypeVar("T")
def validate_json(json_str: str, type_adapter: TypeAdapter[T], partial: bool) -> T:
partial_setting: bool | Literal["off", "on", "trailing-strings"] = (
"trailing-strings" if partial else False
)
try:
validated = type_adapter.validate_json(json_str, experimental_allow_partial=partial_setting)
return validated
except ValidationError as e:
attach_error_to_current_span(
SpanError(
message="Invalid JSON provided",
data={},
)
)
raise ModelBehaviorError(
f"Invalid JSON when parsing {json_str} for {type_adapter}; {e}"
) from e